Standard Pack = 1 piece(s). IC=1/2 IN ; Right/Left Hand=Right; Head Length=1.25 IN ; Overall Length=4.5 IN ; Maximum Bore=0.23 IN ; Gage Line=0.875 IN ; Shank Diameter=0.75 IN ; Wrench=3/32 IN ; Model Number=MTVOR12-4B-A;