Standard Pack = 1 piece(s). Right/Left Hand=Right; Type=On-Edge Threading Toolholder; Head Length=1.25 IN; Head Width=1.25 IN; Insert Screw=GTS2; Overall Length=6 IN; Shank Size=1 x 1 x 6; Maximum Bore=0.23 IN; Gage Line=1.25 IN; Shank Diameter=1.25 IN; Model Number=STVOR 16-4D;