Dormer E258 M30X3.5MM HSS E Metric Coarse Spiral Flute Machine Tap 15 Helix Bright Finish DIN 376

Bright finish - prevents work piece material from sticking to the cutting edge Premium HSS-E-PM material - powder metal high speed cobalt provides superior performance and extended tool life spiral flute - designed for efficient threading of through holes DIN Standard - manufactured conforming to the German institute for standardisation 28 degree flute - designed for tapping shallow holes in tough materials such as tool steel