Standard Pack = 1 piece(s). Anvil = AE16 ; Insert Screw = S16 ; Inscribe = 3/8 IN ; Metric Inscribe = 16 IN ; Overall Length = 7 IN ; Right/Left Hand = Right ; Shank Size = 1.25 IN x 1.25 IN ; Type = External Threading Toolholder ; Wrench = K16 ;