Dormer Threading Tap, M4 Thread, Metric Standard, Machine Tap

Dormer Shark Line Red Spiral Point Taps for Alloy Steel. Constructed from premium grade High Speed Cobalt (HSS-E) for increased hardness and improved edge strength.

Bright attractive finish with a treated edge for outstanding performance in a wide range of Alloy Steels
High wear resistance and low material adhesion for less swarf build up and increased productivity
Back tapered for faster, easier chip evacuation

Precision HSS taps designed to produce repeatable tolerance threads in most engineering materials. Suitable for medium/high rate production.