Description
Spiral point tap with chamfer form B with a 3.5-5xP second lead, for ISO-Metric Fine thread M25 with 1.50 mm pitch and 6H class of fit, dimensions according to DIN 374 standard with 18.0mm shank and 14.5mm square drive, powder metallurgical HSS-E with bright finish for 2.5xD through hole threading in free machining, plain carbon and alloy steel and wrought or cast aluminium
