1/4-14X2 1/2 Slotted Indented Hex Washer Self Tapping Screw Type AB Fully Threaded Zinc (Pack Qty 700) BC-1440ABSW

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 10-24X5/8 Slotted Fillister Head Machine Screw Fully Threaded Zinc Yellow (Pack Qty 7,000) BC-1010MSLY.