6-20X1/4 Indented Hex Unslotted Self Tapping Screw Type A B Fully Threaded Zinc (Pack Qty 10,000) BC-0604ABH

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 6-18X1 1/4 Phillips Flat Self Tap Screw Type A Full Thread 18 8 Stainless Steel Black Oxide (Pack Qty 4,000) BC-0620APF188B.