This hand tap is made of high speed steel and has a 0.381 inch diameter, 1.6880 inch long shank. It is for use with aluminum, brass, bronze, cast iron, copper, steel, and meets the standards for USCTI. This HTGP series hand tap has a bright finish, and has fractional inch measurements. It has right hand direction with a 2 15/16 inch length. Plus it has four flutes and a straight shank.
Technical Specs
ItemHand Tap
Thread StandardUNC
Tap MaterialHigh Speed Steel
Thread Length3/4 in
75% Thread Drill Size5/16 in
Class of Fit2B
Number of Flutes4
55% Thread Drill Size8.40 mm
Extended NeckYes
Primary Material ApplicationAluminum, Brass, Bronze, Cast Iron, Copper, Steel