1/4-14X1 1/2 Phillips Flat Self Tapping Screw Type AB Fully Threaded Zinc (Pack Qty 2,000) BC-1424ABPF

For self starting in thin (.015-.050 thick) metal or resin-filled plywood. Recommended over a Type-A, particularly in brittle materials Screws shall be quenched in liquid and then tempered by reheating to 650°F minimumYou may also like 4-40X5/16 Phil Flat Thread Rolling Screws Thread Rolling Screw Fully Thread 410 S/S Pass & Wax (Pack Qty 5,000) BC-0405RPF410.