Dormer E1157/16NO3 Series E115 HSS Straight Flute Serial Hand Tap BSW with Bright Finish, DIN352 Standard, NO3, 7/16" 14 Thread, 11.113 mm Cutting Diameter, 75 Length

Bright finish - prevents work piece material from sticking to the cutting edge Premium HSS material - high speed steel provides superior performance and extended tool life Straight flute - designed for efficient threading of through and blind holes DIN Standard - manufactured conforming to the German institute for standardisation Serial hand tap - ideal for hand tapping tough materials including steel and other heat resistant materials