Dormer Threading Tap, M20 Thread, 5mm Pitch, Metric Standard

The Dormer M Machine tap with spiral point suited for through holes only. The steam tempered surface acts to retain cutting fluid and prevent chip to tool welding. This machine tap has powder metallurgical HSS E with steam tempered surface finish for 2.5xD through hole threading in general purpose applications.

Spiral point geometry
ISO 529 tap standard
Thread form and metric coarse
Right hand rotation and cutting
DIN thread pitch diameter tolerance zone