There are three tool options to consider when drilling large-diameter holes in thick steel: twist drill bits, hole saws and annular cutters. 1. Twist drill bits. Especially in steel thicker than ¼", ...

Almost any general-purpose twist bit will do a decent job of drilling holes in metal. In fact, most drill bits labeled specifically for metal are manufactured to drill through various materials, ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The Takeaway: Diablo’s Impact Strong Step Drill Bits are a fast, convenient way to ...

If you’ve ever tried to drill a hole on an angle with a power drill, you’ve probably drilled some pretty shocking holes. To do it right, you really need some mechanical assistance, and this jig from ...

It’s often said that you don’t need a drill bit; what you need is a hole. How you make that hole is up to you, but it’s a given that you want to make it as efficiently as possible. The drill bit, ...

The new Cat ® MD6250 blasthole drill delivers optimum drilling efficiency in single- and multi-pass applications for both rotary and down-the-hole (DTH) modes. Featuring automated operation, the drill ...