Carmex Thread Mills Solid Carbide - Fast Type - For Hard Materials - UN (UNC UNF UNEF UNS) - 5/16, 3/8 x 24 - MT3 NCDC Drill Chuck making it ideal for mold

making it ideal for mold and die work on materials below 55 HRc

Right-hand thread design for standard applications: Optimized for common right-handed threads

Trusted Carmex build quality: Premium materials and precise geometry enable reliable cutting action

this drill delivers exceptional wear resistance and lower friction

Carmex Thread Mills Solid Carbide - Fast Type - For Hard Materials - UN (UNC UNF UNEF UNS) - 5/16, 3/8 x 24 - MT3 NCDC Drill Chuck making it ideal for moldEngineered as an evolution of Carmexs MTSH line, the FSH solid carbide thread mills deliver precise internal threading in the toughest materials. Designed for machinists who demand stability, wear resistance, and fast cutting in hard alloys, this tool excels where others struggle. Threading capacity: Compatible with UNC UNF UNEF UNS threads in 5 16" and 3 8" sizes with 24 TPI for accurate, repeatable internal threads. Material & shank: Solid carbide