This article looks at the traditional graded step mill drill used in the CPAT testing process.This drill is specifically designed to help a firefighter candidate pass the first leg of a traditional ...

Milling machines are nice to have around for precisely drilling holes or removing unwanted material from a part. However, they can be expensive and may not get a lot of use, two reasons why a mill ...

It’s safe to say most Hackaday readers would love to have a mill at home, or a nice lathe, but such equipment isn’t always practical for the hobbyist. The expense and amount of room they take up is a ...