8-15X1 1/4 Unslotted Indented Hex Washer Self Tapping Screw Type A Full Threaded Zinc (Pack Qty 4,000) BC-0820AW

A thread forming tapping screw with wider spaced threads than a Type AB and a gimlet point For self starting in thin (.015-.050 thick) metal or resin-filled plywood.You may also like 10-24X1 Unslotted Indented Hex Washer Thread Cutting Screw Type 23 Fully Threaded Zinc (Pack Qty 4,000) BC-10163W.