Mars® 79889 Self Drill Screw, No 10 x 1/2 Inch L, 5/16 Inch Hexagonal Washer Head, Hexagonal Drive, Steel
Manufacturer part number: 79889
Mars® Self Drill Screw, No 10, 1/2 Inch Length, 5/16 Inch Hexagonal Washer Head, Hexagonal Drive, Steel, Zinc Chromate