Spiral point tap with chamfer form B with a 3.5-5xP second lead, for ISO-Metric thread M4 with 0.70 mm pitch and 6H class of fit, dimensions according to DIN 371 standard with 4.5mm shank and 3.4mm 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
Applications:
P - Steel and cast steel(steels with alloy content ? 10% and a hardness of < 45HRC) - Primary use
N - Non-ferrous metals(metals including alloys without an appreciable amount of iron) - Primary use
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