Description
Spiral point tap with chamfer form B with a 3.5-5xP plug lead, for Unified National Fine thread UNF 10 with 32 TPI and 3B class of fit with H2 pitch diameter limits, dimensions according to ANSI standard with 0.1940″ shank and 0.1520″ square drive, powder metallurgical HSS-E with bright finish for 2.5xD through hole threading in free machining and plain carbon steel and wrought or cast aluminium and copper or copper alloys.
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