Spiral flute machine tap with chamfer form C with a 2 - 3 x P semi-bottoming lead, for British Standard Pipe thread G 1/2in with 14 TPI and Normal class of fit, dimensions according to DORMER-ISO standard with 16mm shank and 12.5mm square drive, powder metallurgical HSS-E with uncoated surface finish and 45° helix angle for 2.5 x D blind hole threading in general purpose applications.
Technical Specification
More Information
Brand
Dormer
Manufacturer Part Number
E0431/2
Size
1/2 x 14
Size (in)
1/2 - 14
Features & Benefits
E043 series
British standard pipe (BSP) thread
Normal fit class for pipe thread
Blind hole application
2.5 x D usable tool depth to diameter ratio
Semi-bottoming tap chamfer (2 - 3 pitch lead)
Spiral flute geometry
45° helix angle (flute)
Right hand rotation/cutting