Dormer E423 Snittappi M20

Spiral point tap with chamfer form B with a 3.5-5xP second 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 TiN coating for 3xD through hole threading in free machining, plain carbon and alloy steel and wrought or copper or copper alloys