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SOLD BY THE PIECE.
- Diameter / Thread Pitch: 5/16" - 18
- 5/16-18 x 3" Carriage Bolts 316 Stainless Steel.
- 11/16" Head Diameter.
- 316 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.
- 316 Marine Grade Stainless Steel is Excellent for Use Where Corrosion Resistance is Required Function of the Fastener and also Adds the Perfect Finishing Touch on any Project
- Type 316 Stainless Steel Contains Slightly More Nickel Than 18-8 Stainless Steel and 2-3% Molybdenum Alloy Giving it Better Resistance to Corrosion Than 304.
- Right Hand Thread, UNC
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