6-20X3/4 Slotted Indented Hex Washer Self Tapping Screw Type AB Fully Threaded Zinc (Pack Qty 10,000) BC-0612ABSW

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 6-19X1 Phillips Flat High Low Screw Fully Threaded Zinc (Pack Qty 10,000) BC-0616HPF.