Straight Flute Taps
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Tapping hardened steel Best carbide taps for hardened steel M, UNC,BSP taps
Solid carbide taps for hardend materials, short chipping materials
Designed specifically for materials with a hardness range of HRC55-63
Straight flute tap fit for through holes and blind holes threads.
Chamfer form C or B
OPT carbide tap for hardened steel with its specially geometry, rake and relief angles makes thread cutting hardness steel long last,you can benifit to obtain outstanding threads, reliability and durability