Dormer 18 Piece Threading Equipment Set

Threading set HS-30UNC comes in metal cassette to produce Unified National Coarse threads from UNC 1/4in up to UNC 1/2in, consisting of 5 HSS uncoated finish straight flute hand tap E515-NO1 with a 6-8xP taper lead, 5 HSS uncoated finish straight flute hand taps E515-NO3 with a 2-3xP semi-bottoming lead, 5 HSS uncoated finish adjustable circular split dies F320, 1 straight handle tap wrench L112 for taps with a square drive within a range from 1 up to 10mm and 2 straight handle die stocks L110 for dies with an outside diameter and thickness within a range from 1 x 3/8 up to 1-5/16 x 7/16in for 1.5xD through or blind hole threading in free machining steel and copper or copper alloys.