8-18X1 1/2 6 Lobe Pan Self Tapping Screw Type A B Fully Threaded Zinc (Pack Qty 3,000) BC-0824ABTP

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 1/4-14X1 1/2 Phillips Pan Self Tapping Screw Type A B Fully Threaded Black Oxide (Pack Qty 1,250) BC-1424ABPPB.