We may receive a commission on purchases made from links. With a career spanning four decades in the aerospace industry, as a machinist, airframe structures installation mechanic, and technical skills ...

Breaking a stud or a bolt is a pretty common shop catastrophe, but one for which a fair number of solutions exist. Drill it out, shoot in an extractor, or if you’re lucky, clamp on some Vise-Grips and ...

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", ...

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, ...

A drill bit is what actually cuts into the rock when drilling an oil or gas well. Located at the tip of the drillstring, below the drill collar and the drill pipe, the drill bit is a rotating ...

The evolution of HSS tooling has addressed this through revolutionary tip designs such as the Pilot Point and the Tri-Edge Tip. These configurations represent a shift from merely overcoming material ...

Choosing the right tool requires a deep dive into how different alloys behave under the extreme heat and pressure of the cutting zone. This guide explores the functional necessity of cobalt through an ...

A skilled metalworker demonstrates how a drill bit can be transformed into a long knife through traditional forging ...