5/16-18 Carriage Bolts 1-1/2 Inch Round Head Square Neck Set with 304 Stainless Steel Hex Nuts Flat Washers Spring Lock Washers Full Thread All-In-One Square Neck Bolts Assortment Kit

32-Piece 5/16-18 Carriage Bolt Set in 304 Stainless
✔️ All-in-one kit with bolts, nuts, flat washers, and spring washers

These high-strength, corrosion-resistant fasteners come as a complete 32-piece kit designed for quick repairs and solid assemblies. Each component is manufactured from 304 stainless steel with a durable zinc coating to resist rust, making them ideal for outdoor decks, machinery, and furniture projects.

✅ 5/16"-18 x 1-1/2" carriage bolts (7.94 mm x 38.1 mm) with square neck
✅ 5/16"-18 hex nuts (8 pcs)
✅ 5/16" flat washers (8 pcs) (7.94 mm O.D.)
✅ 5/16" spring lock washers (8 pcs)
✅ 304 stainless steel with zinc-coated finish for corrosion resistance
✅ Pack size: 32 pieces in a transparent plastic box

💡 What is a carriage bolt set used for in woodworking and machinery projects?

This handy hardware helps secure wood and metal parts reliably across indoor and outdoor setups.

• Secure joints for wooden frames and metal brackets
• Square neck locks the bolt in square holes for easy tightening
• 304 stainless steel with zinc coating resists corrosion and wear
• Includes nuts and washers to complete the fastening without hunting for parts