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Made of 304 stainless steel no coating outside which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments.


Shop with confidence: makers Bolt proudly finishes and packages these fasteners in the USA ensuring quality and conformance to specifications. Certified stainless steel: made from 18-8 304 mill certified stainless steel, our premium black lag screws undergo testing to ensure the bolts you receive are grade 18-8 stainless and meet size specifications.


Secure exterior structural wood - ideal for deck wood, exterior plywood, and other marine grade plywoods, our heavy-duty lag screws make wood-to-wood fastening a breeze.
With twice the protection of standard galvanized wood screws, they won’t tarnish after exposure to highly corrosive environments. Better for outdoor applications - Our structural screws have a black matte finish. They’re tougher for outdoor wood projects than our black oxide finish.
1. Decorex Hardware
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1/2" x 8" Lag Bolt Screws | Hex Head | Hot Dip Galvanized | 10pcs Box
#adDecorex Hardware #ad - High corrosion Resistance, 10 pcs per Box. Head type: Hex. Length: 8", diameter: 1/2". Finish: hot Dip Galvanized. Drive type: External Hex.More information #ad
Brand | Decorex Hardware #ad |
Manufacturer | Decorex Hardware #ad |
Part Number | DHLS128-10 |
Model | DHLS128-10 |
More information #ad
2. Hillman
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10-Pack, Hillman 964615 1/2 x 8-Inch Stainless Steel Hex Lag Screws
#adHillman #ad - Stainless steel finish provides anti-corrosive properties. For use with any outdoor project. Slightly stronger than regular un-hardened steel bolts.More information #ad
Use in pre-drilled hole. See product package for pre-drilling instructions. Common applications include retaining walls, deck frames, and outdoor play equipment.Brand | Hillman #ad |
Manufacturer | The Hillman Group #ad |
Height | 2.6 Inches |
Length | 11.4 Inches |
Weight | 3.9 Pounds |
Width | 4.4 Inches |
Part Number | 964615 |
Model | 964615 |
More information #ad
3. PRIME-LINE
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25-pack , Prime-Line 9057246 Hex Lag Screws, 1/2 inch X 8 inch, Zinc, A307 Grade A Hot Dip Galvanized Steel
#adPRIME-LINE #ad - Heavy duty wood screw with 6 sided hex bolt head. Used in applications where standard wood screws cannot support the load deck building, etc.More information #ad
Features deep wood screw threads and does not accept a nut. Requires pilot hole to be drilled and installs using wrench or socket tool. Thread type: deep, Point Style: Gimlet. Size: 1/2 inch X 8 inch.Brand | PRIME-LINE #ad |
Manufacturer | Prime-Line #ad |
Height | 4 Inches |
Length | 8 Inches |
Weight | 8.88 Pounds |
Width | 4 Inches |
Part Number | 9057246 |
Model | 9057246 |
More information #ad
4. EASTLO
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1/2" x 5" Hex Head Lag Screws Bolts, Partial Thread, 304 Stainless Steel 18-8, Hexagon Head Wood Screws 5 PCS
#adEASTLO #ad - Package includes: 1/2" x 5" Hex Lag Screws 5 PCS. Ideal used for securing wood in heavy duty applications like deck building that standard wood screws cannot support the load.Made of 304 stainless steel no coating outside which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments.
More information #ad
Often combined with washer to evenly distribute the pressure of the head as well as preventing pull through. Screw length: 5" measured from under the head. Thread size: 1/2"; thread pitch: 6 tpi; height of the Head: 0364 inch; hex drive: 3/4 inch;.Brand | EASTLO #ad |
Manufacturer | EASTLO #ad |
Part Number | AB590408-5 |
More information #ad
5. PRIME-LINE
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A307 Grade A Hot Dip Galvanized Steel, Prime-Line 9056655 Hex Lag Screws, 3/8 inch X 8 inch, 10-pack
#adPRIME-LINE #ad - Heavy duty wood screw with 6 sided hex bolt head. Requires pilot hole to be drilled and installs using wrench or socket tool. Features deep wood screw threads and does not accept a nut.More information #ad
Size: 3/8 inch X 8 inch. Thread type: deep, Point Style: Gimlet. Used in applications where standard wood screws cannot support the load deck building, etc.Brand | PRIME-LINE #ad |
Manufacturer | Prime-Line #ad |
Height | 4 Inches |
Length | 8 Inches |
Weight | 2.02 Pounds |
Width | 4 Inches |
Part Number | 9056655 |
Model | 9056655 |
More information #ad
6. Makers Bolt
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Stainless Steel Black Lag Bolts 3/8" x 1" Hex Lag Screws 10 pcs 18-8 Stainless Black Oxidized in USA
#adMakers Bolt #ad - Black oxide: these stainless black screws are coated with Black Oxide proudly applied in the USA to military specifications, giving the screws a sleek look and added corrosion and abrasion resistance.Shop with confidence: makers Bolt proudly finishes and packages these fasteners in the USA ensuring quality and conformance to specifications. Certified stainless steel: made from 18-8 304 mill certified stainless steel, our premium black lag screws undergo testing to ensure the bolts you receive are grade 18-8 stainless and meet size specifications.
More information #ad
Sizing: 3/8 inch x 1 inch | diameter: 3/8 in | length: 1 in | thread Type: Coarse standard | Head width across the Flats: 9/16" | Quantity: 10 Pieces. Project center: these metal wood screws are great for exterior household and industrial applications such as deck building or joining lumber.Brand | Makers Bolt #ad |
Manufacturer | Makers Bolt #ad |
Part Number | 73816 |
More information #ad
7. National Hardware
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2160BC 1/2" x 8" Eye Bolt in Zinc
#adNational Hardware #ad - Hex nut included. Designed for home and industrial applications. Designed for home and industrial applications. Manufactured from steel wire. Manufactured from steel wire. Standard machine screw threads. Hex nut included.More information #ad
Brand | National Hardware #ad |
Manufacturer | KWIK9 #ad |
Height | 3.3 Inches |
Length | 9.2 Inches |
Weight | 0.4 Pounds |
Width | 4.1 Inches |
Part Number | N167-171 |
Model | N221-325 |
More information #ad
8. MAKERS BOLT
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25-Piece Black Lag Bolts, 1/2" x 2”, for Decks Pergolas by Makers Bolt, Rustproof 4-Layer Ceramic BLAKOTE, 2X Protection of Galvanized Lag Screws
#adMAKERS BOLT #ad - Uniform heads and precise threading - Makers Bolt screw sets are specially manufactured under tight tolerance, ensuring precision and uniformity in production. Our lag bolts are available in 1/2" diameter and in lengths up to 8”.Secure exterior structural wood - ideal for deck wood, exterior plywood, and other marine grade plywoods, our heavy-duty lag screws make wood-to-wood fastening a breeze.
More information #ad
Each pack comes with 25pcs of ½” diameter hex screws. Comes in different lengths - use these construction wood screws on decks, gazebos, trusses, and other wood connections.2x corrosion protection - these lag bolts for wood are made of an exterior grade 4-layer black ceramic coating called Blakote. With twice the protection of standard galvanized wood screws, they won’t tarnish after exposure to highly corrosive environments. Better for outdoor applications - Our structural screws have a black matte finish. They’re tougher for outdoor wood projects than our black oxide finish.
Brand | MAKERS BOLT #ad |
Manufacturer | Makers Bolt #ad |
Part Number | 485032 |
More information #ad