Carmex Thread Mills Carbide - Hard Type - Metric - M3 x 0.5 - MT11Carmex Thread Mills Carbide Hard Type is a precision metric thread milling tool designed for demanding materials and high speed production. With an MT11 shank, this solid carbide mill is built for die and mold work where threading and chamfering can be done in a single pass for unparalleled efficiency. Solid carbide construction: Rigid, wear resistant tool body capable of machining tough materials with consistent precision. Hard wearing coating: High