6-20X5/16 Phillips Pan Self Tapping Screw Type A B Fully Threaded Black Oxide (Pack Qty 10,000) BC-0605ABPPB

For self starting in thin (.015-.050 thick) metal or resin-filled plywood. Recommended over a Type-A, particularly in brittle materialsYou may also like 5/16-9X1 .428-.437A/F Unslotted Indent Hex Washer Self Tap Screw Type A Full Thread Zinc (Pack Qty 1,250) BC-311607AW.