Steel screw, brass sleeve, cadmium plate, slotted drive, 0.219 in. Diameter head, 0.068 in. H head, 0.178 in. Od sleeve body, 0.085 in. Lg sleeve body, 0.250 in. Thk sleeve flange, 0.112-40 unc 2a thd, 0.031 in. Min 0.062 in. Max top panel grip thk, 0.062 in. Min 0.187 in. Max grip range