'Shoulder Screw, Steel, Zinc Plated Finish, Truss Head Style, Slotted/Phillips Drive Type, Thread Size 10-24, Shoulder Diameter 1/4 In, Screw Shoulder Length 1/4 In, Thread Length 5/16 In, Head Dia 7/16 In, Head Height 1/8 In, Min Tensile Strength 60, 000 PSI, Rockwell Hardness B70, Package 25'