Dormer Threading Tap, M4 Thread, 0.7mm Pitch, Metric Standard, Machine Tap - E238M4

E238 Spiral Flute Blue Shark Metric Taps. Dormer Shark Line Blue Spiral Flute Taps for Stainless Steel. Constructed from premium grade High Speed Cobalt (HSS-E) for increased hardness and improved edge strength. 40° spiral flute Steam tempered with treated edge for outstanding performance in Stainless Steel High wear resistance and low material adhesion for less swarf build up and increased productivity.