Standard Pack = 1 piece(s). Adapter Size = 2 IN ; Gage Length = 3.94 IN ; Nose Diameter = 2.17 IN ; Shank Size = CAT40 ; Tap Range (Fractional) = 5/16 to 7/8 IN ; Tap Range = M7 to M22 ; Tap Range (Pipe) = 1/4, 3/8, 1/2 IN ; Tension Compression = 0.59 ; Type = CAT Tension & Compression Tapping Holders ;