#8-18; BSD; 5/8 INCH LENGTH; STEEL MATERIAL; HEX WASHER HEAD; HEX DRIVE; #2 DRILL POINT SIZE; FINISH ZINC PLATED; BIT SIZE 1/4 INCH; HEAD SIZE 0.247 INCH W X 0.103 INCH H; HEAD COLOR SILVER; PACKAGING QUANTITY 100 PER BOX/500 PER STANDARD PACK