This pipe tap is made of powdered metal and has a 0.323 inch diameter, 1.8590 inch long shank. It is designed for use with nickel, titanium, and meets the standards for ANSI. This 312TI series pipe tap has a TiCN finish, and has fractional inch measurements. It is non-coolant through, has right hand direction with a 3 5/32 inch length. Plus it has three flutes and a straight shank.