Mutual Screw & Supply

1/4-20 X 1-1/2" Carriage Bolts | Fully Threaded | 316 Stainless Steel (100 / Pkg.)

1/4-20 X 1-1/2" Carriage Bolts | Fully Threaded | 316 Stainless Steel (100 / - Main image
$11.68 $17.44 In stock

1/4-20 X 1-1/2" 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
  • Fully Threaded
  • Sold in bulk packs

Specifications

  • Thread Size: 1/4-20
  • Length: 1-1/2"
  • Threads Per Inch: 20
  • Material: 316 Stainless Steel
  • Finish: Plain
  • Thread Style: Fully Threaded
  • Pack Quantity: 100
Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

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

View policy

Customer Reviews (5.0 / 5 · 5 reviews)

Hazel O. ★★★★★

I was replacing outdoor deck hardware and these fully threaded bolts seated beautifully in the wood without spinning. The 316 stainless steel seems like it will hold up well against the weather.

William R. ★★★★★

The square neck grabbed perfectly into the wood on my deck repair—no spinning at all during tightening. These stainless bolts are exactly what I needed for outdoor use.

Lucy ★★★★★

Installed these on a heavy gate that gets salt spray from the ocean every day, and the 316 stainless is exactly what I needed. The square neck really does bite into the wood, and after a month of rain and salt, not a single speck of rust.