With a strong high speed steel construction for improved rigidity when machining and a black oxide finish for improved wear and heat resistance, the ‘Blue Ring’ range of gun nose taps from Swiss + Tech are ideal for tough application and through holes. | | Features and Benefits | • High speed steel construction for improved rigidity when machining | • Black oxide coating for reduced heat and improved wear resistance | • Gun nose spiral for through hole cutting | | Specifications | • For through holes | • Taper lead to DIN form B (3.5 x P to 5.5 x P) | • Tapping tolerance to 6H | • DIN 371/376 | | Typical Applications | • Tapping | • Through holes | • Steel | • Stainless steel | • Cast iron