Description
Spiral point tap with chamfer form B with a 3.5-5xP plug lead, for ISO-Metric thread M4 with 0.70mm pitch and 6H class of fit, dimensions according to ANSI standard with 0.1680″ shank and 0.1310″ square drive, powder metallurgical HSS-E with steam tempered surface finish for 2.5xD through hole threading in general purpose applications.
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