Description
Spiral point tap with chamfer form B with a 3.5-5xP plug lead, for Unified National Fine thread UNF 7/8″ with 14 TPI and 3B class of fit with H4 pitch diameter limits, dimensions according to ANSI standard with 0.6970″ shank and 0.5230″ square drive, powder metallurgical HSS-E with steam tempered surface finish for 2.5xD through hole threading in general purpose applications.
Reviews
There are no reviews yet.