We may earn a commission from links on this page. Look closely at your barbell the next time you’re in a gym. Much of the surface is roughed up with a diamond pattern. This is called the knurling, and ...

Knurling is a popular way to finish handles of tools and other hardware, with a pattern of crossed lines rolled into metal to provide better grip and an attractive finish. It’s most commonly done on a ...

A Hommel & Keller Quick® knurling and marking tool. PLATINUM TOOLING TECHNOLOGIES, an importer and distributor of live tools, angle heads, marking tools, Swiss tools, and multi-spindle tools ...

In terms of strength training essentials, the barbell is one of the discipline’s most iconic. Versatile and sturdy. Simple yet intricate. These fitness tools can be the foundation for a number of ...

[Pete] bought himself an old South Bend lathe, but unfortunately some of the thumb screws were missing from this fine old machine. Originally, the lathe had knurled thumbscrews, and with a thumbscrew ...