





Desertcart purchases this item on your behalf and handles shipping, customs, and support to Argentina.
🔧 Power your projects with SPAX: Stronger, Sleeker, Smarter fastening!
SPAX 1/4" x 3-1/2" PowerLag Structural Wood Lag Screws combine heat-treated Grade 5 alloy steel with patented thread design and a sleek washer head for superior strength, faster installation, and code-compliant performance in exterior wood applications. Each 50-piece set includes a T-Star bit for immediate use, making it the go-to choice for professionals demanding durability and efficiency.













| ASIN | B018JQFDJE |
| Best Sellers Rank | #14,232 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #362 in Wood Screws |
| Brand | SPAX |
| Color | Black |
| Compatible Groove Diameter | 0.25 inches |
| Customer Reviews | 4.8 4.8 out of 5 stars (613) |
| Drive System | Torx |
| Exterior Finish | Black Oxide |
| Fastener Size | 3-1/2" |
| Fastener Type | Wood Screws |
| Finish Types | Black Oxide |
| Global Trade Identification Number | 00712216019195 |
| Grade Rating | grade_ 5 |
| Head Type | Truss |
| Included Components | Building Materials & Ladders; Decking & Fencing; lag-screws |
| Item Diameter | 0.25 inches |
| Item Dimensions | 3.5 x 0.25 x 0.25 inches |
| Item Type Name | lag-screws |
| Item Weight | 1.8 pounds |
| Manufacturer | Altenloh, Brink & Co |
| Material Type | Carbon Steel |
| Maximum Shear Strength | High (structural wood applications, grade 5) |
| Metal Type | Alloy Steel |
| Model | 4581820000000 |
| Number Of Items | 50 |
| Number of Pieces | 50 |
| Outside Diameter | 0.25 inches |
| Part Number | CECOMINOD068517 |
| Screw Head Style | Washer Head |
| Screw Point Style | Self-Tapping |
| Set Name | 50-Piece Set |
| Set Screw Thread Type | UNC |
| Size Name | 1/4 x 3-1/2" |
| Thread Class | 3A |
| Thread Coverage | Fully Threaded |
| Thread Size | 1/4 x 3" |
| Thread Style | Right Hand |
| Thread Type | Un |
| UPC | 712216019195 |
| Unit Count | 1 Count |
Trustpilot
2 weeks ago
1 month ago