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", ...

Drilling through stainless steel is no easy task, but it is possible, especially if you have the right type of drill bits on ...

STAR CUTTER CO.’s core drills are custom-designed and built per application, well-suited for machining cylinder heads, cylinder blocks, valve bodies, fluid power components, and other cast components ...

If you want to do some work around the house that involves the walls or bricks, you'll need a hammer drill. Which brand offers better options? Flex or DeWalt?

If you need to drill holes in masonry or concrete, you may have heard about, or come across, hammer drills. There are two types, and people often apply the term “hammer drill” to both, although they ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Doug Mahoney Doug Mahoney is a writer covering home-improvement topics. He ...

I put several models through their paces in my workshop. Here's my take on each.