Purpose: A drill bit converts surface energy (rotation, axial load, and drilling fluid power) into rock failure at the wellbore face, creating cuttings and deepening the hole. I.3 Energy sources at ...

Back in the day, carpenters used brace-and-bit drills. For lighter jobs, manufacturers came up with a gear-driven model. More ...

A workman is only as good as his tools. At least that's how the saying goes. When it comes to such workmanship, nothing kills a workflow like a dull drill bit. They are cornerstones of any good garage ...

To do the best job possible, you need the right tools. While it’s obvious that you can’t tighten a bolt with a hammer, some people don’t realize that you shouldn’t try to drill through concrete with a ...

Discounts on name brands like this never seem to last long, so head over to Amazon today and get your hands on the Craftsman ...

Every farmer or mechanic has a drawer stocked with dull or broken drill bits. The plan is that “someday” we’ll take time to sharpen them…probably the second Tuesday of next week. Here are tips to ...

If you’re really lucky, or careful for that matter, the rust on your project car will be limited to panels you can easily unbolt and replace. If, however, you decide it’s a good idea to attack a ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Creating a hole in a piece of glass might seem difficult, but with a power drill and ...