The Basics of Knurling - Practical Machinist

what if on Instagram: "Knurling is a machining process used to create a textured pattern—usually a series of straight, angled, or diamond-shaped ridges—on the surface of a workpiece, often metal. It’s typically done on a lathe using a special knurling tool that presses hardened rollers with the desired pattern into the rotating material. The purpose of knurling is both functional and aesthetic: it improves grip on handles, knobs, and tools, and can also serve decorative or reference-marking purp