To complete your set up check out our KM-USA High Head Cap Screw Assortment.

Complete your Assembly with our nuts and washers:

• 34-5109 - 9/16"-18 Hex Nuts - 50 Pack
• 37-3509 - 9/16" USS Pattern Alloy Steel Flat Washer - 25 Pack
• 37-3609 - 9/18" SAE Pattern Alloy Steel Flat Washer - 50 Pack
• 37-4509 - 9/16" Alloy Steel Split Lock Washers - 50 Pack

Product Features:

• Marked with 3 radial lines to identify as Grade 5.
• Meet all tolerances specified by American standards.
• Meet all the rigid specs set by the Industrial Fastener Institute.
• Washer face under the head to assure a smooth bearing surface.
• Chamfered tip to assure a prompt, fast assembly.
• Zinc plated.
• Made in the U.S.A.

Please note that supply chain shortages may require us to temporarily substitute some non-domestic products, including in assortments.