8-18X1/2 Square Pan Self Tapping Screw Type A B Fully Threaded Black Oxide and Oil (Pack Qty 10,000) BC-0808ABQPB

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 1/4-20X3 1/2 Phillips Pan Machine Screw Fully Threaded 18-8 Stainless Steel (Pack Qty 500) BC-1456MPP188.