Minerallac Company Self Drilling Screw - Non Metric 78808

#8-18 BSD 1/2 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