Item is 1.12 in. Long; one end 0.438 in. Dia. Cham 45 degrees by 0.06 in.; other end 0.7273 in. Diameter plus 0.0005in. Minus 0.0000 in. 60 degree angle porm 0 degree 5 minutes; countersink center hole 100 degree by 0.43 in. Dia. Counterbore 0.3770 to 0.3775 in. Dia., 0.090 depth by 0.015r