Description
Spiral flute tap Red Shark with chamfer form C with a 2-3xP plug lead, for ISO-Metric thread M20 with 2.50 mm pitch and 6H class of fit, dimensions according to DIN 376 standard with 16.0mm shank and 12.0mm square drive, powder metallurgical HSS-E with bright finish and 45° helix angle for 2.5xD blind hole threading in plain carbon, alloy and tool steel
