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Specification Details Pack Quantity 100 Thread Size 5/16-18 (USS coarse) Type Whiz lock nut / Serrated flange lock nut Material Steel Finish Zinc-plated Brand Hillman Frequently Asked Questions (FAQ):
The serrated flange provides the locking action
expanding to a plush thickness for a tailored fit
Length 6 in
Hillman 3/8 in. Diameter x 1-3/4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 50-Pack 4-in-1 Moulding Specification Details Pack Quantity 100Hillman Grade 5 Hex Head Cap Screws, 3 8" x 1 3 4", 50 Pack These Hillman hex head cap screws deliver strong, reliable fastening for structural and machinery projects. Made from heat treated zinc plated steel, they offer enhanced strength and wear resistance with a washer faced head for better sealing. Ideal for use with a nut or tapped hole where a durable Grade 5 fastener is required. Key Features: Durable Construction: Heat treated zinc plated
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