You just draw your spoil board in Carbide Create and create a toolpath to pocket the area. If so, any pointers? There are many resources available to help determine suitable settings for particular material / router bit combinations. You want to make chips that when dropped fall to the floor rather than become dust that stays in the air. 0000010874 00000 n What sort of bit would you use as a clearance tool here? Those values are only placeholders and are not intended for any particular material. Whiteside SC062 Standard Straight Bit with Solid Carbide 1/16-Inch Cutting Diameter and 3/16-Inch Cutting Length were found to be hard to use and of poor quality. Smaller chips are easier on your machine and tools but can cause too much heat. 4) Disconnect power when changing bits or making adjustments, and always leave the power disconnected when not in use. Cutting about 14mm deep pockets and using my 1-1/8 Amana 3 flute surfacing bit to hog out the bulk of the material. I ended up doing some tests for myself. I would use an end mill (which is good for plunging) and a high speed. Whiteside also had the bits when reviewed by the same company in 1999. Most machine controllers allow you to adjust the feed rate while a program is running and by listening to the sound the cutter makes this can be a good way of optimizing the parameters.Feed rate is calculated using the following equation:Feed = N x T x ZN = number of cutting edges (flutes)T= chip load (chip per tooth) is the amount of material, which should be removed by each tooth of the cutter as it rotates and advances into the work. On each pass, we plunged the bit deeper until we were through the 2+ inch thick material. black panther 2 box office collection worldwide till now. Ryan's work is rooted in traditional techniques with interests in CAD/CAM. Whiteside is proud to supply the industry with our superior line of drilling and boring tools. Each of these profiles is made from high-quality, thick micro-grain carbide so that it can withstand additional sharpening. If an extra long router bit is being used, the chip load should be decreased.For most material that you will be cutting on a CNC router you will typically set the RPM between 12000 and 24000, and adjust your feed rate to obtain the required results. These .tool files are available as a recommended starting point to assist you in the use of our tooling. If you have access to one, go play with it before attempting to create toolpaths on the computer. 2 Additional Resources If you don't want to watch the full video, here are some helpful resources: by cconway Sat Oct 06, 2018 4:59 pm, Post CNC Router Bits and How to Use Them [Definitive Guide] CNCCookbook's 21 Most Popular Articles for 2020-2021; Cutter-Specific Guides; . The premium carbide construction makes these profiles sturdy, highly durable and long-lasting. If this were to follow the left side of the line it would be a climb cut, if it were to follow the right side of the line it would be a conventional cutting motion. Its sharpness and large shear angle allows it to cut up/down the grain with ease. 0 This particular cut was a hard Blackwood. Can anyone suggest these figures? I'm on the Dewalt DWP611, I think its minimum spindle speed is 16k unless I'm missing something. Some users claim the tip snapped off and hence it has been rated poorly. Possibly need a new/different bit as well? The bit profile produced by Whiteside feature consistent quality, long-lasting performance, and superior cut found only among the industrys finest brands of router bits. We recommend putting on your safety glasses even when youre just walking through your shop (how often do you say, oh Im just going to do this or that really quick?). 0000002577 00000 n Whiteside Bowl bit feeds and speeds jgruppuso (Joe) August 18, 2021, 2:28pm #1 I am making my first tray with a 3/4" bowl bit from whiteside (1372) and my workpiece keeps getting mangled. Ive been trying to get this changed. How can I open these files to look at? Larger chips pull away more heat, which means its easier on the tool and prolongs the life of the bit. Please read and accept our website Terms and Privacy Policy to post a comment. It gives a shear cutting edge and the up-cut design provides the control with hand and table routing. To get the longest life and the best cut quality from your bits, you need to match the feed rate of your CNC and the speed (RPM) of your router spindle to the material you are routing and the bit you are using. If you carry the units through, you get in^2/minute. 0000021688 00000 n endstream endobj 2112 0 obj <>/Filter/FlateDecode/Index[84 2007]/Length 63/Size 2091/Type/XRef/W[1 1 1]>>stream He recommended 100 in/min for 1/8" bits and below. Or it will not stay within the vector lines. Though this is a common remark, it is not a disadvantage as each of these sets comes with the best, industrial-grade premium carbide bit profiles that last a long time and have a life-time warranty. http://architecture.cua.edu/res/docs/Fab%20Lab%20Resources/feed-rate-chart.pdf, Dozens of projects in every issue covering electronics, craft, fabrication, and more, Learn tips and skill-building tutorials from experts in the maker community. Please could someone help with advice on getting the surfacing bit working for me. by ger21 Sat Oct 06, 2018 4:53 pm, Post However, suffice it to say its an unsafe speedfor both the wood and the useron the larger bit. Begin the cut at the center of your shape and work out in a spiral-like pattern, this will provide support for your router if your shape is larger than its base. Routing at the best combination of Feed Rate and RPM is . In addition, we use third-party cookies to help us analyze and understand usage. Depth of cut will effect edge finish as well as tool life. = 9.42 in. If you fail to adjust your router speed when moving from smaller to larger bits, you create a situation where you can end up cutting at 3X the speed (or more) of your smaller bits. I think you can achieve surfacing the wasteboard with such a large bit in the hand trim router, and sure, many do, but surfacing the wasteboard means removal of only shallow depth. The makita router is not strong enough to push this bit. The idea is to step down by level first, so cut all your parts down to the first step, then to the second step and so on, leaving a thin layer of veneer at the bottom of each cut. Thanks, His feeds and speeds PDF has moved to http://architecture.cua.edu/res/docs/Fab%20Lab%20Resources/feed-rate-chart.pdf. Whiteside RD2075 Solid Carbide Downcut Spiral. For most materials there is a recommended chip load. The chatter is likely due to a lack of rigidity, rather than a feed/speed issue. by scottp55 Mon Oct 08, 2018 8:15 pm, Powered by phpBB Forum Software phpBB Limited, This forum is for general discussion about Aspire. Ive had issues in the past with burn marks on my wood duering the ramp moves, but then nothing during the full speed cut. 0000001464 00000 n I cut at .015 depth and let it run. = 3.142 in. should I just run at a higher feedrate? MCLS, on the other hand, is a cheaper option especially if you are a beginner and are looking to get your hands dirty. I have been wanting to do some detailed 3d carves recently where the 3d object sits proud of the surface. At 16000rpm I would increase feed rate to 200ipm and plunge to 100ipm. Feeds and speeds are usually all set in the programming software that is used to create the machine program. Feeds and speeds are usually all set in the programming software that is used to create the machine program. CNC router spoilboard surfacing bit feeds and speeds. 0000015855 00000 n 1976 0 obj <>stream Would love your thoughts, please comment. Save over 40% off the annual cover price for a full year (4 issues) of Make. Fine Woodworking conducted an experiment by putting 18 top-of-the-line router bit performers through a torture test to find the top two bits. I guess with the purchase of my third machine I'll get it right. - Pause the machine and check the router bit and settings - Cut too deep in a single pass. curated by us, the people behind Make: and the Maker Faire. Our selection of Woodworking Tools includes power tools, hand tools & more. In the words of a trusted user The last cut was as perfect as the first. Its helpful to make a chart so you can quickly find the numbers you are looking for. Also if the brushes are getting near the end of their service life they will begin to arc more and can cause excessive heat, sparking and smoke from the router. CNC Spoilboard Surfacing Router Bit 1/2" Shank, Slab Flattening Router Bit 304806024256. . Okay so what the heck am I doing wrong here then. All of this exhibits the attention and expertise the bit profiles are subject to before they reach you. Their superior quality and cutting edge technology rank them highly. I just tried out an Amana bowl and tray bit #45982. Whiteside 703 1/4" SH Ball Nose CNC Router Bit Set Item 161282 $118.99 Add to Cart Quick View Whiteside 705 1/4" SH Starter CNC Router Bit Set Item 161283 $198.99 Add to Cart Details Add to Cart Details Make your designs come to life with the Whiteside 1/4" Up Cut Spiral CNC Bit. Whiteside router bits have surely proven to be a good investment. There are over 100 Whiteside router bits to choose from and you can be sure these are of superior quality and high industry standards. For one, it can actually burn the wood. YMMV. Basic Concepts: Use the Sweet Spot to understand how to adjust your feeds and speeds. I think something is wrong with the feedrate formula. x 20,000 rpm = 125,660 in/min. You are excited and ready to use that router bit, until you start to use it. Click here to download a chart of recommended Ball Nose cutting speeds and feeds (PDF). A larger cutter will be able to handle a larger chip load. At the end of the day, Eagle and Whiteside had their scores tied, rising to the top. CHAPTER 4. Very few Whiteside router bits have had issues and low ratings. Avoid using bits while in loose clothing. They have a well-detailed catalog that can help you figure out what router bit profiles work for your project. Therefore depending on the diameter of the tool, if the RPM and number of cutter edges stay the same chip load will increase with a larger diameter cutter, thus the feed rate will also increase. Usually a depth of cut that equals the radius of the cutter is a good starting point when cutting non-ferrous metals. 2091 23 Whiteside has been winning for over 30 years and here are some of their top router bits that have brought in their repeat customers. I want to use it for the MDF spoilboard but also for Hard Woods. 0000021203 00000 n To understand just how the bit diameter affects speed, let me walk you through a few examples. Whiteside 401 Basic Router Bit Set, 1/2-Inch Shank, 7 Pieces is a handy toolbox that comes with all the commonly used router bits. 0000012833 00000 n Understand Surface Speed and Chipload to dial in your Sweet Spot. Each of these flute patterns has their downfalls. The bit will take too big of a bite and move my board. Have definitely seen it done online somewhere so thought Id give it a go. Had it set at 16,00 rmp with a feed rate of 140 ipm and a plunge rate of 70. Using the 1/4" for roughing and the smaller for finish. 3-inch diameter router bit speed = 9.42 in. crafts, science & engineering, design, and technology. Chips will help by removing the heat produced in the cutting process thus increasing tool life and improving edge quality. Here is a list of pros and cons to help you make a better assessment of Whiteside router bit profiles: Whiteside router bits are made from solid alloy steel which is precision ground for proper balance, even at high RPMs. 0000015742 00000 n They are a great tool for both hobbyists and professionals. A free program that lights childrens creative fires and allows them to explore projects in areas such as arts & Find a special something for the makers in your life. Whiteside router bits have many advantages and key features, their accuracy, cut, durability, and performance make them one of a kind. or is there some safe limit? The many nuances of routing involve setting the right router bit speed. 0000001247 00000 n Feed rate is the surface speed of the cutting tool in inches per min, spindle speed is the rotational speed of the cutting tool in revolutions per min, number of flutes and cutter diameter are determined by your tool. h1 04x\GMyC. Whiteside Router Bits CNC Spoilboard Surfacing Router Bits 4 Wing Carbide Tipped CNC Spoilboard Cutter, 2" Dia, 1/2 Shank, Whiteside 6220 4 Wing Carbide Tipped CNC Spoilboard Cutter, 2" Dia, 1/2 Shank, Whiteside 6220 Loading zoom Retail: $94.34 Our Low Price: $80.19 (You save $14.15) SKU: 412-6220 Brand: Whiteside Reviews: Availability: - Make sure you have the right router bit for the material to be processed, - Look up recommended settings when programming for a new type of material of router bit, - Check with your machine supplier if you arent achieving the expected quality or productivity, - Make sure your collet is not worn and the tool is fitted correctly, - Start with lower feed and plunge rates if not sure to avoid potential tool breakage or machine damage, - Forget that doing some test cuts on a spare piece of material is a good way of checking settings before running your main program - Use worn or damage router bits which can cause overheating and poor cut quality - Continue cutting if you hear an unusual cutting noise. This topic was automatically closed 30 days after the last reply. Generally you should choose the option which includes both such as mixed and the software will choose what to use. When calculating feeds/speeds for a toolpath, do not rely on the defaults in your tool database. Whiteside router profiles seem to have achieved the impossible by having no disadvantages. You almost need to record the screen during the largest diameter cut for each and see what speed it was running at and compare surface of each outer ring. - Forget that doing some test cuts on a spare piece of material is a good way of checking settings before running your main program, - Use worn or damage router bits which can cause overheating and poor cut quality. This was obvious in the fact that the circular motions were not getting much faster than previous runs however the straight slide move between each circle was faster. Straight flutes are also fantastic, inexpensive and underrated. Bosch Router Bits Review: Are these Router Bits Fairly Priced. Your typical router has a motor (possibly a variable speed motor), height adjustment (either fixed, or plunge), and a collet, which is a tapered spring that when compressed creates the friction necessary to hold your cutting tool in place. Id be happy to cover 3D in more depth at a later date, but for now I want to discuss containment boundaries. initiatives for the next generation of makers. Lets first calculate the circumference of a few simple bits sizes for example: 1-inch diameter bit = 3.142 x 1 in. x 20,000 rpm = 62,830 in/min. Feedrate ? For bits 1/4 inch and larger you will probably not break anything starting out at 0.01. 0000007923 00000 n Use your ears too, the tool should sound good when cutting trust your gut. The spiral up/down gives a compression cut that eliminates fraying, splintering, and fuzzy edges. 0000002636 00000 n Powered by Discourse, best viewed with JavaScript enabled, 1024px-Metric_and_imperial_systems_(2019).svg, https://global.discourse-cdn.com/business7/uploads/onefinitycnc/original/3X/c/c/ccb20d837dd833b2a9949e295dcbab71a7107b09.mp4, Largest clearance bit the Makita router can use, is sold outside U.S. with 6 and 8 mm collet. You will also often find comments made about the number of router bits in a set are few for their price. Certainly not the most comprehensive test out there- but showed me that I can go 200ipm for what I need on my CNC. The next thing to be considered is the direction of cut, which is the direction the cutter is fed into the material. The most important concepts to take away from the handheld router experiment above are: spindle speed, feed rate, step-down, and step-over. 1 Watch Easel Live 45 minutes We'll cover the components of feeds and speedsfeed rate, spindle speed, chip load, and depth per passso you can learn how to determine your own settings for a variety of bits. CNC Routing Basics: Toolpaths and Feeds n Speeds. Was thinking of time saving. This goes for grinders and grinding wheels as well. Another factor that affects chip load is the diameter of the cutter. by Daniel S Mon Oct 08, 2018 7:02 pm, Post 3-inch diameter bit = 3.142 x 3 in. Whiteside router bits come in different shapes and sizes. Freuds computer-balanced bits offer vibration, chatter-free operation, and an anti-kickback design. Makita RT0701C trim router Instruction Manual. So I have to step down 3/8 of an inch. Learn More Customer Care Talk to a friendly customer care representative to help with your purchase. They are represented on the screen by lines and curves which represent the path of the bottom center of the cutting tool. Their design ensure that they maintain their balance even at high speeds which in turn minimizes costly errors. For those of you new to electrical testing, we asked our resident Pro how [], In late 2021, Hilti invited Pro Tool Reviews and a couple dozen of its closest friends to Switzerland. The premier publication of maker projects, skill-building tutorials, in-depth reviews, and inspirational stories, If you could take the cut shavings from each cut and compare them you would see where the differences in speeds is creating larger or smaller chips. Only on 3d carving and ruffing passes I up the speed to 70 inch/min. Accept all everything to know about roofing Manage preferences. Although more manufacturers are printing suggested bit RPMs on packages, bit speed information isnt always readily available. I have been through dozens of pattern bits, and there is absolutely no comparison with this beast. It definitely does not disappoint. Because Im stepping down almost 3/8 of an inch while cutting the full 1/4 inch width of the bit in each pass, I would have to lower the feed rate. The acceleration model is great bit really skews tests like this. Are the default jerk settings on the 1f working for most people? See more product details Frequently bought together Total price: $30.37 $20.51 $28.16 whiteside sc70 amana 45771 amana engraving bit 30 degree bit Keep hands, body, clothing and hair away from the cutter. xref Milwaukee vs DeWalt Which Tool Brand is Better in 2023, Werner ProForm SP Full Body Harness with SwitchPoint, Milwaukee RedLithium USB 2000-Lumen Flashlight Review, Milwaukee Bolt Hard Hats, Lights, And Accessories. It seems like an overly cautious measure many times, but consider the likely scenario of a small 1/8 inch carbide bit shattering. Three caveats Turn down the RPM on the router like all the way down. Whats the Difference Between Master and Journeyman Electricians? Chips will help by removing the heat produced in the cutting process thus increasing tool life and improving edge quality. going from 40ipm-200ipm. by spinningwood Sat Oct 06, 2018 11:42 pm, Post Freud vs Whiteside vs MLCS: Which Router bit brand is good ? Manufacturers don't always agree on top speeds for router bits of a given diameter, and as mentioned above, there are other factors to consider. It will not allow you to save your files, but you can experiment and learn for free. PS if you are less than .24 step over you wont get the ridges at the bottom. Feeds & Speeds way out for hardwood? how to make toolpath for this pic in artcam. A trim router when the day is done is just a trim router. You are welcome to use my feeds and speeds chart. And at 24,000 rpm. The rugged aluminum motor housing with small 3-1/4 Inch dia offers easy handling. They perform well but do not last long. There are also several factors to be considered when choosing the proper RPM and feedrate.The feed rate used depends upon a variety of factors, including power and rigidity of the machine, rigidity of part hold-down, spindle horsepower, depth and width of cut, sharpness of cutting tool, design and type of cutter, and the material being cut.To obtain the optimum Chipload, you must consider these variables, along with the machine and materials you intend to cut. 0000003603 00000 n The calculator will automatically provide the necessary speed and feed in the green fields. When chip load is too high, the tool will deflect creating a bad surface finish and, in extreme. The feed and speed is the same, Im taking shallow passes as I would with surfacing and the cut duration is also similar. Variable speed dial allows to match the speed based on the application requirement. Top Whiteside Router Bits . 2113 0 obj <>stream feeds and speeds for whiteside 1372 bowl and tray bit Julien (Julien (Carbide 3D)) October 27, 2021, 7:48pm #2 Can you use a bowl bit for juice grooves.? mail me sunil_jangra07@yahoo.com 0000009360 00000 n 2. 0000006451 00000 n It worked much better than any jigsaw, and gave us a nice straight edge to sand. Tool Manufacturers and Tool Brands by Logo. Take a look at the GWizard calculator Bob Warfield offers at CNCCookbook. Great video. 2-inch diameter bit = 3.142 x 2 in. Can you help? 0000014372 00000 n This field is for validation purposes and should be left unchanged. The Makita 2-1/4 HP router is powered by a powerful 11 Amp motor that delivers 8000 to 24,000 RPM for most demanding applications. Whiteside is the middle ground. If you were to want to cut out your shape instead of removing material inside the lines, the toolpath to use would be called a profile (or contour). Brazed Carbide inserts on the end of all three wings give you a smooth finish. 3. h1 04u\GMyC. 0000005293 00000 n These files can be loaded into Vectric software (version 8.5 and later) including Aspire, VCarve, and similar software formats. A typical Sweet Spot looks like this schematically: The green areas reflect ideal Sweet Spot matches for a material and cutting conditions. Some basic geometry quickly illuminates the fact that 1.5-inch diameter and 3.5-inch diameter bits running at the same RPMs have dramatically different rim speeds at the edge. Using your feedback, I was able to surface my spoilboard. Whiteside 1572 Point Cutting Round Over Bit with 1/4-Inch Radius,1/2-Inch Cutting Diameter, and 1/2-Inch Cutting Length is a good router bit but has been criticized for its fragility. The best way to sort out speed & feed settings is to experiment yourself until you find settings that work well for you. Another factor that affects chip load is the diameter of the cutter. If youre a Pro and you have some tips on setting router bit speeds, add themin the comments belowor share them with everyone on Facebook, Twitter, and Instagram. Glad I listened when someone I trust said. Their rigid quality control and precision manufacturing tools have resulted in high ratings and good reviews in magazines like Fine Woodworking year after year. These tools are coated with our proprietary high performance Astra coating that allows higher speed & feed rates as well as extended tool life & increased lubricity. In the Vectric software (in the case of Aspire), on the toolbar go to "Toolpath", select "show toolpaths tab", then click "Display Tool Database" 3. I encourage students to spend time with 2D cuts before using full 3D toolpaths. Also, always wear your safety glasses. 9 out of 10 people agree that these bits are a wise investment, however there are a few of these products that have not hit it off with the customers and are worth exploring. 3) Do not remove safety guards, and be sure to always feed against the cutter rotation. For this cut, i kept the feed and the plunge rate the same to try and avoid the slow ramping (spoiler: it didnt help). One of the most important of these factors is the Chipload per Tooth (Cpt). I guess Im struggling to see the difference between surfacing with the bit and doing pocket clearances. They tested carbide tipped router bits through various techniques and surfaces. The two other variables, step-down and step-over should be kept so that the cross-sectional area engaged with the material is no more than the radius times the diameter of the bit. Sometimes it can be more efficient to use a higher feed rate and two or more passes rather than a single cut at a low feed rate. This would include large vbits and bowl bits. You could also use 1/4 (6.35 mm) or 3/8 (9.525 mm). To ensure the best results, setting the best router bit speed is the place to start. Like around 10k rpm and around 200 in/min for the larger diameter bits. if you do then you can rez Usually plunge rate is half the feed rate. It is a good product with great value that is razor-sharp, tough and precise. There are a number of reasons for this, but most importantly taking the time to understand 2D machining allows for a much better understanding of the 3D parameters. Save my name, email, and website in this browser for the next time I comment. There was a horrible smell during the cut and once completed, i noticed that it wasnt just the wood i could smell, but my Makita router had started smoking and was extremely hot to the touch. I would not use such a bit for milling pockets, especially not with high plunge rate. It is surely a one-time investment because of its durability. Its possible to damage your spindle by pushing it too hard, remember to always warm up the spindle for at least 10 minutes before making any cuts. Read more. The chips you showed in the end looked really good. Optimizing feed rates and speeds: 1. Andwe'll even send you our "Best Tools for Your Hard-earned Dollars" white paper! Tape Measure Markings: What Are They For? Also keep in mind that the hand router has only approx 0.75 kW power (which due to poorer efficiency of universal motor in comparison to spindle induction motor only corresponds to 0.5 kW spindle) and a 1.125 (29 mm) surfacing bit is a very large diameter. Interesting, i would not think of using a surfacing bit this way due to its name. How to Calculate Feeds and Speeds the right way to maximize your results. We attended [], What is a scroll saw used for? endstream endobj 1975 0 obj <>/Filter/FlateDecode/Index[71 1883]/Length 61/Size 1954/Type/XRef/W[1 1 1]>>stream Installation: 1. Below are photos of the burn marks as well as my tool data from Vectric Pro. For this machining method the workpiece and the machine must be rigid. Conventional milling or cutting forward is the most commonly used method. It is highly recommended by all its users. Never use dull or damaged cutters. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); document.getElementById( "ak_js_2" ).setAttribute( "value", ( new Date() ).getTime() ); As an Amazon Associate, we may earn income when you click on an Amazon link. 0000012921 00000 n You will typically start off with the calculated feed rate. %PDF-1.4 % 2-inch diameter router bit speed = 6.28 in. Keeping in mind that we dont want to push the bit any faster than roughly 200ipm, if we wanted to use a 1/2 inch 4 flute bit, we could solve for spindle speed rather than feed rate. This is a rule of thumb, but its a good starting point for feed and speed calculations. Never seen an 8mm bit- especially not for a 1/4 inch shank. 0000003173 00000 n The guy at the bit place was saying that the rpms should be quite low and the feed rate be quite high. In the furniture and woodworking circles, Freud is a well-known name and is said to be the business. - Pause the machine and check the router bit and settings, - Cut too deep in a single pass. You will have to adjust your depth to achieve the desired results depending on the type of material and size of cutter. For a rough guide, here's a typical maximum router bit speed chart: Router Bit Diameter Maximum Speed Up to 1" 1" to 2" 2" to 2-1/2" 2-1/2" to 3-1/2" 22,000 - 24,000 rpm 18,000 - 22,000 rpm Ill make sure to do that on my next bit speed video! The Whiteside are solid carbide: 1/8" Ball Nose w/ 1/16" Radius (SC66), 3/16" Ball Round Nose w/ 3/32" Radius (RU1800RN) and 1/4" Ball Round Nose Bit w/ 1/8" Radius (RU2075RN). Customary units are uncommon in Europe, and at least as far as I know, elsewhere too (except USA and Canada). In practice, for most of the materials cut on a Shapeoko, there is a wide range of acceptable SFMs, so RPM could initially be chosen pretty much anywhere within the router's RPM limits (10k to 30k for the Makita/Carbide router, 16k to 27k for the Dewalt router, and typically a few hundred to several tens of kRPM for spindles) 0000001574 00000 n Maker-written books designed to inform and delight! 0000009438 00000 n Generally the larger the bit the more scalping shows so running lower or less stepover percentages decreases the length of these scalping marks. Apart from Whiteside there are several other companies that manufacture quality carbide router bits. 0000002751 00000 n Although the CNC ROUTER http://www.sinomac-cnc.com project is clearly in sight there is still a lot of work to do. I am assuming this is 1/4 shank so max doc should be .25. Agree with above. Also depth of pass should be maximum of diameter of bit. Whiteside. Freud is known for its technological advancements in the router bit business. There are many resources available to help determine suitable settings for particular material / router bit combinations.These often provide a good starting point but can usually be further improved through a small amount of trial and error. All Rights Reserved. I would only use the surfacing bit to surface your wasteboard and use smaller bits for everything else.