LONG Stainless Steel Carriage Bolts.

• Stainless Steel Carriage Bolt Screws Have a Mushroom Round Head.
• Also Known as a Coach Bolt or Round Head Square Neck Bolt.
• Carriage Bolts Have a Countersunk or Domed Head and Have a Square Section Under the Head for the Bolt to Lock Into Position When Installed Into the Same Size Square or Wood.
• Made of 18-8 / 304 or 316 Grade Stainless Steel Which is an Austenitic Grade of Stainless Steel.
• Right Hand Thread, UNC
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