Beginner’s Guide to CNC Machining


First G Codes to Learn


G01 CNC G Code

G codes do a variety of things including setting many modes. Find the most commonly used G codes here.

First M Codes to Learn


M00 CNC M Code

M codes are second to only G codes in how often they get used. We lay out the most often used M codes.

Complete CNC Code Lists


G Code List


G28 CNC G Code

A complete guide to every G code there is. Includes tips and tricks for using them and not crashing your machine in the process.

M Code List


M03 CNC M Code

A complete guide to every M code. Learn what part of your machine these codes control. Includes tips for using each code.

A-Z Codes


S CNC Code

G and M codes might be the most used codes but don’t forget about the other codes. We’ve got you covered.

Blueprint Reading Guides


GD&T Symbols Guide


True Position Blueprint GD&T Symbol target

Learn how to read all of the technical symbols you might run across. Includes guides to lesser known legacy symbols as well.

Blueprint Reading Guide


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Not sure where to begin? Start here to build the foundation of your blueprint reading knowledge.

Measuring & Quality Control Tips


Intro to Micrometers


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Micrometers come in many shapes in sizes. See the most common types and how to use them.

How to Read
a Micrometer


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Learning to read a micrometer can take a little practice. See the guide that makes measuring easy.

Intro to Calipers


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One set of calipers can taken many different measurements. Learn how to use them 

Machine Shop Math for Beginners


Speak Like A Machinist


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First things first, make sure you learn the lingo. Machining terms can be confusing. We break it all down. 

Math for Machine Shops


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What kind of math do you need to know to work in a machine shop? Spoiler: It’s probably less than you think and simple too!

Featured Posts


GD&T Symbol
Keyboard Shortcuts


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Learn how to easily insert GD&T symbols into your Microsoft Word and Excel documents.

Best CNC
and Machining Books


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The best books for learning more about CNC machining and blueprint reading. Bookmark us too!

Best Digital Calipers for Any Budget


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We pick the very best digital calipers on the market and the top pick just might surprise you!