Mutual Screw & Supply

1/2-13 X 8" Carriage Bolts | 316 Stainless Steel (25 / Pkg.)

1/2-13 X 8" Carriage Bolts | 316 Stainless Steel (25 / Pkg.) - Main image
$97.49 $162.49 In stock

1/2-13 X 8" Carriage Bolts in 316 Stainless Steel. Carriage bolts feature a smooth, rounded head with a square neck underneath that pulls into the material to prevent the bolt from turning during installation, making them ideal for wood-to-wood and wood-to-metal connections.

  • Domed head with square anti-rotation neck
  • 316 Stainless Steel construction
  • Coarse thread for use in wood and with nuts and washers
  • Sold in bulk packs

Specifications

  • Thread Size: 1/2-13
  • Length: 8"
  • Threads Per Inch: 13
  • Material: 316 Stainless Steel
  • Finish: Plain
  • Pack Quantity: 25
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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Scarlett ★★★★★

The square neck grabbed perfectly on a replacement trailer fender—no spinning at all during installation. These feel heavy-duty and the 316 stainless finish looks like it’ll stay corrosion-free for years. Just what I needed for outdoor marine use.

Ryan ★★★★★

Used these for a dock repair in saltwater and the 316 stainless is holding up perfectly so far. The 8-inch length was just right for going through 4x4 timbers.

Harper ★★★★★

The square neck gripped the wood right away, so I didn’t have to hold the head with a wrench at all. 316 stainless is a relief for outdoor work, and the smooth rounded head looks much cleaner than I expected.