Description
Spiral point tap Yellow Shark with chamfer form B with a 3.5-5xP second lead, for ISO-Metric Fine thread M20 with 1.50 mm pitch and 6H class of fit, dimensions according to DIN 374 standard with 16.0mm shank and 12.0mm square drive, powder metallurgical HSS-E with flash chorme surface finish for 2.5xD through hole threading in free machining and plain carbon steel and copper or copper alloys
