Dowel Pin System of Measurement Inch Standard Dowel Basic Material Alloy Steel Fastener Finish Plain Rockwell Hardness C60 Pin Dia 0.5001 to 0.5003 in Fastener Length 3/4 in Nominal Diameter 1/2 in Length Tolerance +/-0.012 in Single Shear Strength (Lbs.) 25 500 lb Double Shear Strength (Lbs.) 51 000 lb Package Quantity 530