$199 away from FREE SHIPPING
SKU: LB6SS-516X312

5/16" x 3-1/2" Conquest Hex Head Lag Bolt for Wood - 316 Stainless Steel

5/16" x 3-1/2" Conquest Hex Head Lag Bolt for Wood - 316 Stainless Steel!

Skip to product information
1 of 9

Continue Browsing

Lag Bolts

Bolts

SKU: LB6SS-516X312

5/16" x 3-1/2" Conquest Hex Head Lag Bolt for Wood - 316 Stainless Steel

$1.19
Request Bulk Pricing
Request Bulk Pricing
Ships Jun 29 when you order now

Blazing Fast Shipments

Shipping & Returns

Tailored Business Programs

Partner with Us

Questions?

We can help!

Payment Options

American Express
Apple Pay
Discover
Google Pay
Mastercard
PayPal
Shop Pay
Venmo
Visa

Specifications

Diameter: 5/16"
Length: 3-1/2"
Thread Length: 2-1/4"
Thread Type: Coarse
Threads Per Inch: 9
Socket Size: 1/2"
Head Type: Hex Head
Material: 316 Stainless Steel
Finish: None
Measuring System: Standard SAE
Manufacturer Name: Conquest Fasteners
Quantity: 1
Description

5/16" x 3-1/2" Conquest Hex Head Lag Bolt for Wood - 316 Stainless Steel

This 5/16" x 3-1/2" Conquest Lag Bolt gives you serious holding power for deep wood fastening in tough outdoor environments. It’s made with 316 stainless steel to resist rust and deterioration in moisture-heavy or corrosive settings. The hex head design simplifies installation, and the coarse threading delivers a firm, lasting hold. Built for contractors working on demanding job sites.

5/16" x 3-1/2" Conquest Hex Head Lag Bolt – 316 Stainless Steel Lag Screw for Wood

Ideal for longer wood joints or deeper anchoring in exterior framing projects. Use it where traditional bolts fail over time from rust or weakness. This bolt holds firm and stays strong, even after years of exposure. Clean look, professional finish, and jobsite-tough durability.

Key Features

  • 3-1/2" Length: Extra-long for deep-set strength in thicker wood.
  • 316 Stainless Steel: Industry-best corrosion resistance.
  • Hex Head: Allows fast, accurate driving.
  • 9 TPI Threads: Designed for aggressive holding power in wood.

Common Applications

  • Exterior wood-to-wood joints
  • Heavy-duty fence or frame support
  • Marine structure fasteners
  • Deck ledger and joist anchoring
  • Outdoor furniture framing

Installation Tips

  • Use a matching pilot hole to reduce installation torque.
  • Apply even pressure with a socket or impact driver.
  • Ensure bolt is flush with surface for even pressure distribution.

California Residents: WARNING

View full details

Continue Browsing

Lag Bolts

Bolts

× WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects and other reproductive harm. For more information visit: www.P65Warnings.ca.gov.

Customer Reviews

Based on 2 reviews
100%
(2)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
F
Floyd Little
Stainless 1/12" 5/16 lag screws with 5/16 washers

Excellent job,fast shipping

N
Nile

Exactly what was promised and Dell delivered promptly