Spiral flute machine tap with chamfer form C with a 2-3xP semi-bottoming lead, for British Standard Pipe thread G 3/8in with 19 TPI and Normal class of fit, dimensions according to DIN 5156 standard with 12.0mm shank and 9.0mm square drive, powder metallurgical HSS-E with uncoated surface finish and 45° helix angle for 2.5xD blind hole threading in general purpose applications.
Technical Specification
More Information
Brand
Dormer
Manufacturer Part Number
EX413/8
Size (in)
3/8 - 19
Features & Benefits
EX41 series
Uncoated (steam oxide) surface treatment
British standard pipe (BSP) thread
Meets DIN 5156 - thread form standard
Normal fit class for pipe thread
Blind hole application
2.5 x D usable tool depth to diameter ratio
High speed cobalt powder metal tool material
Semi-bottoming tap chamfer (2 - 3 pitch lead)
Spiral flute geometry
45° Helix Angle (Flute)
Right hand rotation/cutting