some logging methods occur after drilling has ended. Open-hole logging refers to logging operations that are performed on a well before the wellbore has been cased and cemented. In other words ...

Drilling through metal can be somewhat intimidating for beginners, but there’s nothing to worry about. It’s just as easy as ...

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 ...