Add to favorites
5/16" x 4" Black Hex Head Lag Screws with Flat Washers, 10 Sets — Open-Box, 9% Off
Brand: Mellewell
Condition: Used
$1280
$1399
-9% Save $119
Updated: 2 hours 34 mins ago
Description
Specifications: Thread Diameter: 5/16"; Length: 4"; Head Height: 0.235" (5.97mm); Head Diameter: 0.5" (12.7mm); Head Style: Hex Head; Driver Size: 1/2" Hex Driver; Thread Coverage: Partially Threaded.
Package Includes: 10 PCS 5/16" Hex Head Lag Screws with matching Flat Washers and a Hex Bit Socket. Washers are extra-large and thick for better load distribution and a more secure hold.
Quality Material: Made from 304 stainless steel with a black finish for good corrosion resistance. Suitable for indoor and outdoor use. These lag bolts are built to provide reliable performance in a wide range of conditions.
Heavy-Duty Design: Heavy-duty hex head lag bolts with high torque, sharp pointed tips, and clean deep threads. Bites fast with no pre-drilling needed on most woods. Threads grip tight and reduce splitting. Hex head won't strip under pressure. Flat washers add extra stability for a more secure hold.
Lag Screws for Wood: These lag bolts work great for decks, fences, furniture assembly, and framing projects. Suitable for pressure-treated lumber, landscape timber, and both soft and hard woods. Handles residential jobs and light commercial builds with ease.
Product Description
Heavy Duty Lag Screw: Lag screws, also called lag bolts, firmly fasten wood together, stronger and thicker than typical wood screws.
High Quality: made of 304 stainless steel for superior corrosion resistance, longer service life. Anti-rust lag bolt for indoor and outdoor use.
Wide Application: Suitable for connecting wooden structures such as furniture, barns, decks, wooden frames, fences, and wooden amusement parks.
Product Specification
Type: Hex Head Lag Screws;
Thread Diameter: 5/16";
length: 4";
Partially Threaded;
Head: Hex;
Material: 304 (18-8) stainless steel;
Finish: Black Finish;
Package Included: 10 PCS 5/16" x 4" Hex Head Lag Screws, 10 PCS 5/16" ID Flat Washers, and a Hex Bit Socket.
We will provide high quality products and services to you, please contact us if you have any questions.
Heavy Duty Lag Screw: Lag screws, also called lag bolts, firmly fasten wood together, stronger and thicker than typical wood screws.
High Quality: made of 304 stainless steel for superior corrosion resistance, longer service life. Anti-rust lag bolt for indoor and outdoor use.
Wide Application: Suitable for connecting wooden structures such as furniture, barns, decks, wooden frames, fences, and wooden amusement parks.
Product Specification
Type: Hex Head Lag Screws;
Thread Diameter: 5/16";
length: 4";
Partially Threaded;
Head: Hex;
Material: 304 (18-8) stainless steel;
Finish: Black Finish;
Package Included: 10 PCS 5/16" x 4" Hex Head Lag Screws, 10 PCS 5/16" ID Flat Washers, and a Hex Bit Socket.
We will provide high quality products and services to you, please contact us if you have any questions.
Sold by
Amazon Warehouse
Official Amazon outlet for open-box & returned items
- Backed by Amazon's A-to-Z Guarantee
- 30-day return policy
- Ships from Amazon fulfillment centers
- Price verified on Amazon
Product Details
- SKU:
- awhd-us-b0h6hw4cv2
- Model:
- WLJLL-B516X4-10
- Country:
- US
- ASIN:
- B0H6HW4CV2
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $1 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for Mellewell products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.
![[Pack of 200] #14 x 4 Wood Structural Screws, Heavy Duty Hex Head Timber/Log/Landscaping Wood Screws, Rust Resistant, Hex Socket Included by CAMNWAMN - Used condition - US$52.79](https://m.media-amazon.com/images/I/41YBUbAWRHL._SX600_.jpg)
