EP315/8 UNF Machine Tap Spiral Point

Spiral point tap with chamfer form C with a 2-3xP plug lead, for Unified National Fine thread UNF 5/8" with 18 TPI and 2B class of fit, dimensions according to DIN 2184-1 standard with 12.0mm shank and 9.0mm square drive, powder metallurgical HSS-E with steam tempered surface finish for 2.5xD through hole threading in general purpose applications