Click to expand Tap to zoom Auveco Item 23510 Hex Washer Head Type F Thread Cutting Screw 5/16-18 X 1/2. Quantity 50 by Auveco Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $19.75 | / SKU 23510 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Description Description Auveco 23510 Hex Washer Head Type F Thread Cutting Screw 5/16-18 X 1/2" Qty. 50. Description: Thread Cutting Screw Screw Size: 5/16-18 Length: 1/2" Finish: Zinc Chromate Head Style: Hex Washer Thread Type: Type 'F' Thread Cutting Pcs/Unit: 50 Country: US