3/8-16X1 1/2 Unslotted Indented Hex Washer Thread Cutting Screw Type 1 Fully Threaded Zinc An (Pack Qty 500) BC-37241W

May be used in steel sheets, structural shapes, special alloy steels, cast iron, brass or plastics AISI 1016 - 1024 or equivalent steel Screws shall be quenched in liquid and then tempered byYou may also like 10-16X1/4 Slotted Ind Hex Wash Self Tapping Screw Type AB Fully Threaded 18-8 Stainless Ste (Pack Qty 4,000) BC-1004ABSW188.