Standard Pack = 1 piece(s). Right/Left Hand=Right; Type=On-Edge Threading Toolholder; Head Length=1 IN; Head Width=3/4 IN; Insert Screw=GTS1; Overall Length=4.5 IN; Shank Size=5/8 x 5/8 x 4-1/2; Maximum Bore=0.15 IN; Gage Line=0.75 IN; Shank Diameter=0.625 IN; Model Number=STVOR 10-3B;