Description
Spiral flute tap with chamfer form C with a 2-3xP plug lead, for Unified National Fine thread UNF 10 with 32 TPI and 2B class of fit, dimensions according to ISO 529 standard with 5.0mm shank and 4.0mm square drive, powder metallurgical HSS-E with steam tempered surface finish and 45° helix angle for 2.5xD blind hole threading in general purpose applications
