10-16X5/8 Slotted Indented Hex Washer High Low Fully Threaded Zinc (Pack Qty 7,000) BC-1010HSW

For use in plastic, nylon, wood or other low-density materials. Thread design reduces driving torques, enhances resistance to thread stripping, improves pullout strength and lessens risk of cracking the work piece Steel: 1019-1022 or equivalent steel. Stainless: 410 martensitic or 18-8 austenitic stainless steel Steel: Rockwell C45 minimumYou may also like 3/8-16X5/8 Serrated Hex Flanged Washer Full Thread Screw 18-8 Stainless Steel (Pack Qty 500) BC-3710MWW188.