Widin Carbide Square End Mill for Mold & Die is a precision cutting tool built for mold makers, die shops, and anyone needing accurate pocketing and finishing in steel and alloy work. Designed with a 6-flute high-helix (45°) geometry, it delivers smooth cuts and reliable chip evacuation. This model features a 6.0 mm cutting diameter, 30 mm cutting length, and 110 mm overall length, and is part of a family that covers diameters from 6.0–20.0 mm with various cutting and overall lengths to fit different machines and jobs. It also includes a tight tolerance of +0/-0.03 mm and a W coating to extend tool life and stabilize performance during high-speed cuts. 6- flute, 45° high-helix geometry: Delivers smoother cuts, lowers cutting loads, and enhances chip evacuation for reliable, precision-heavy pocketing and finishing. Tight tolerance and W coating: +0/-0.03 mm ensures repeatable, accurate results; the W coating improves wear resistance and machining stability for longer tool life. Wide range and versatile sizing: Available in 6.0–20.0 mm diameters with multiple cutting and overall lengths to fit a broad set of molds, dies, and pocketing tasks. This end mill delivers dependable performance in mold and die work, including pre-hardened steels and common alloy and carbon steels, helping you achieve precise features, reduce rework, and maintain steady productivity across demanding applications.