New Arrivals/Restock

5/16-18 x 4-1/2" Carriage Bolts, Round Head, Square Neck, Stainless Steel 18-8, Full Thread, Plain Finish, Flat Point, Quantity 10 by Fastenere

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Product details

Management number 218165003 Release Date 2026/05/03 List Price $10.66 Model Number 218165003
Category

A carriage bolt, coach bolt or round head square neck bolt is used through iron strengthening plates on either side of a wooden beam. It is commonplace though to use them on bare timber, the squared section giving enough grip to prevent rotation. Carriage bolts are extensively used in security fixings where the bolt must only be removable from one side. The smooth domed head and square neck below prevent the carriage bolt from being unlocked from the insecure side.

  • Thread Diameter 0.3125"
  • Head Diameter 0.719"
  • Head Height 0.176"
  • Square Neck Height 0.187" / Square Neck Width 0.32"
  • 18-8 Stainless Steel provides strength and offers good corrosion resistance in many environments.
UPC 842176120720
Brand Fastenere
Color Silver
Model 3SBC905C0408-FBM
Head Type Round
Size Name 5/16-18 x 4-1/2" (10 Pack)
Metal Type Stainless Steel
Unit Count 1.0 Count
Part Number 3SBC905C0408
Thread Size 5/16-18
Thread Type Unc
Drive System Square
Manufacturer Fastenere
Thread Style Right Hand
Fastener Type Carriage Bolt
Item Diameter 0.31 Inches
Item Hardness Grade 10
Material Type Stainless Steel
Exterior Finish Plain
Item Dimensions 3 x 1 x 6 inches
Number Of Items 10
Thread Coverage Fully Threaded
Number of Pieces 10
Screw Head Style Round
Screw Point Style Flat Point
Manufacturer Grade Grade 10

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