Description
Spiral point tap with chamfer form C with a 2-3xP semi-bottoming lead, for Unified National Fine thread UNF 5/8″ with 18 TPI and 2B class of fit, dimensions according to DIN 2184-1 standard with 12.0mm shank and 9.0mm square drive, powder metallurgical HSS-E with bright finish for 2.5xD through hole threading in free machining and plain carbon steel and wrought or cast aluminium and copper or copper alloys.
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