Description
Straight flute hand tap NO3 with a 2-3xP plug lead, for Unified National Coarse thread UNC 8 with 32 TPI and 2B class of fit, dimensions according to ISO 529 standard with 4.5mm shank and 3.55mm square drive, HSS with bright finish for 1.5xD through or blind hole threading in free machining and plain carbon steel and copper or copper alloys
