Bulk 5/16″-18 Slotted Hex-Washer Thread-Cutting Screws — Type F, Bright-Zinc Steel Opti Seal Ensure the integrity and longevity

Ensure the integrity and longevity of your assemblies with our high-quality US Split Lock Washers

Built for demanding environments

What Makes K-Lock Hex Locknuts Unique

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Bulk 5/16″-18 Slotted Hex-Washer Thread-Cutting Screws — Type F, Bright-Zinc Steel Opti Seal Ensure the integrity and longevityMonster Overview: These 5 16 18 Slotted Hex Washer Thread Cutting Screws deliver bolt level clamp force in a single self tapping partideal for trailer frames, dock decks, heavy gauge sheet metal, and hardwood to steel assemblies. The indented hex head with integral washer spreads load and seals oversize holes, while a deep flat blade slot gives a back up drive in tight quarters. Heat treated carbon steel carries a brilliant bright zinc electro plate,