Dormer 5973900 | G 1/2"-14 Thread Size x 16.00mm Shank x 18.00mm Length x 125.00mm OAL x 45 Degree Helix Angle 4 Flute Steam Tempered Coated HSS-E-PM EX41 British Standard Pipe Tap

Spiral flute tap with chamfer form C with a 2-3xP semi-bottoming lead, for British Standard Pipe thread G 1/2" with 14 TPI and Normal class of fit, dimensions according to DIN 5156 standard with 16.0mm shank and 12.0mm square drive, powder metallurgical HSS-E with steam tempered surface finish and 45 Degree helix angle for 2.5xD blind hole threading in general purpose applications.