Answer: That’s a fair question. When trying to come up with an aswer though, you’ll have to do a bit of research, as it will depend on what you’re machining. Also, there are many different one’s out there. Luckily Jim did some research for us… maybe this video will help guide you to an aswer. […]

Tired of using the I.L.A.R method of finding the corner of your stock (It Looks About Right…). Then here’s the video for you! This video was made by Tormach, and it shows you how to utilize two different types of edge finders. Thanks Tormach! This video demonstrates the use of a mechanical edge finder and […]

All files for this project are attached in a zip file at the link below. These files include: All inventor part files: tweak to your heart’s content DWG Files to check tolerances STL  files for a 3D Printer Laser files for the cover & Sign Various pictures to help with assembly USB LED Sign Project CnJ […]

QUESTION: Does it matter how many teeth or flutes my end mills have? ANSWER: Actually it does. A good rule of thumb for the beginner: the harder the material, the more teeth!  What’s the difference between teeth and flutes? Teeth do the cutting, flutes bring the cut material away from the part. The excerpt from […]

Question: I know nothing about tools for CNC machines.  What kind are there, and what can I use them for? Answer: There is so much to learn about tooling when it comes to CNC machines, that it can really be overwhelming. Here we present just the basics as it pertains to a “rookies” classroom. There […]

There is so much to learn about tooling when it comes to cnc machining equipment, that it can really be overwhelming. Here we present just the basics as it pertains to a “rookies” classroom. There are complete courses on these topics, but this should get you started First of all, We have put together a […]

QUESTION: What is the difference between Climb & Conventional cutting? ANSWER: Milling tools can advance through the material so that the cutting flutes engage the material at maximum thickness and then decreases to zero. This is called Climb Milling. Cutting in the opposite direction causes the tool to scoop up the material, starting at zero thickness […]

QUESTION: What is Chip Load? ANSWER: Chip Load is defined as the thickness of material cutaway by each cutting tooth. See the explanation below in an excerpt from the downloadable powerpoint! CNJ CNC TOOLING BASICS    1,486 total views

QUESTION: What is Stepover? ANSWER: Stepover is defined as the the space between passes of a tool during an operation. The HSM default is 95%, making a very smooth finish on a surface with a ball end mill, but it will sacrafice machine time. In other words, it’ll take forever!  You can change it to 1/2 […]