Dormer 5973973 | G 3/8"-19 Thread Size x 12.50mm Shank x 21.00mm Length x 100.00mm OAL x 45 Degree Helix Angle 4 Flute Steam Tempered Coated HSS-E-PM E043 British Standard Pipe Tap

Spiral flute tap with chamfer form C with a 2-3xP semi-bottoming lead, for British Standard Pipe thread G 3/8" with 19 TPI and Normal class of fit, dimensions according to DORMER-ISO standard with 12.5mm shank and 10.0mm 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.