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Do you want to be a better CNC'er in 37 Seconds? Get Better Tool Life, Surface Finish, and Material Removal Rates Fast. It's that easy. You can install and get results now. |
CNC Calculators and Reference Charts
Easier than searching through Machinery's Handbook! This section contains valuable free calculators and information for CNC'ers. Just click through below to each specific section.
QUICK INDEX
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Bolt Circle Calculator: Generate the coordinates for a bolt circle quickly and easily with this handy free calculator. |
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CNC Feeds and Speeds Calculator: Get the industry-leading Feeds and Speeds Calculator used by thousands of the best manufacturers in the world and improve your tool life, cycle times, and surface finish today. |
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CNC Machine Hourly Rate Calculator: Figure out what hourly rate to charge for your CNC machines. |
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Drill Bit Tap and Size Chart and Calculator: A full drill index, recommended tap drill sizes, thread percentages vs strength, free calculator, and more! |
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Feed Rate Calculator: A quick free calculator for feed rates when milling. |
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Fixture Calculator: A free calculator to help you figure out the ROI of various fixturing and workholding possibilities. |
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GCode and MCode Reference: Need a handy reference chart for all the GCodes?. Look no further. There are charts for Milling GCodes and Turning GCodes. And, there are Tutorials and Sample data from our Free GCode Tutorial too! |
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GD&T Symbols: Geometric Dimensioning and Tolerancing Symbols in a convenient chart with tutorial information on the symbols from our Free GD&T Course. |
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Hardness Conversion Charts: Hardness Conversion Charts, Free Calculator, and information for Rockwell, Vickers, Brinell, Shore Scleroscope, and more Hardness Scales. |
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Lumber Sizes: Ever notice a 2 x 4 doesn't measure 2 by 4 inches? Here's the scoop on the actual sizes for lumber, despite what we call it. There's even a free calculator for weights and volumes based on the actual sizes. |
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Polar to Rectangular Calculator: Convert from Polar to Rectangular (Cartesian) Coordinates easily. |
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Sheet Metal Wire Gauge Sizes Chart / Table and Calculator: Sheet metal gauging is somewhat arbitrary, but we've got full reference charts plus a nifty free calculator to help right here. |
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Steel I-Beam, Channel, and Angle Sizes: Complete Guide to Standard Sizes for Steel I-Beams, HSS, Channel, and Angle. |
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Surface Finish Chart Tables: Complete Guide to Surface Finish Charts, RA, RZ, Measurements, Callouts and Symbols. |
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Tap Speeds and Feeds Calculator: Quick Calculator for tapping feeds and speeds. |
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Vacuum Table Pop-Off Calculator: Quit scrapping parts because they pop off your vacuum table. |
When All Else Fails:
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Yup, it's true, you got this far and didn't find the information you were looking for. Happens to the best of us. When all else fails, I always turn to Machinery's Handbook to look for information. One more sneaky trick: buy one or two editions back--not the latest. Most of the info hardly changes and you'll save a bundle! |
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Do you want to be a better CNC'er in 37 Seconds? Get Better Tool Life, Surface Finish, and Material Removal Rates Fast. It's that easy. You can install and get results now.
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