Description
Spiral flute tap with chamfer form C with a 2-3xP plug lead, for ISO-Metric thread M3 with 0.50 mm pitch and 6H class of fit, dimensions according to DIN 371 standard with 3.5mm shank and 2.7mm square drive, powder metallurgical HSS-E with bright finish and 15° helix angle for 1.5xD blind hole threading in alloy steel
