SPAX 5/16" X 4" Exterior Hex Head Structural Wood Lag Screws Powerlags Hex (250 EA) Bulk Pail Bit Included Heavy Duty Rust Resistant
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5% off when you buy 4 or more.
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Get 5% off your next purchase.
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Enjoy free delivery on orders above A$300.
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Orders are processed and shipped from Victoria, Australia.
3-6 days (Domestic)
30-Day Return Guarantee
Confidence-backed purchases with 30-day return support.
- The trend setting low profile built-on washer head design offers a contemporary and sleek finished installation. Excellent draw down strength without the need for a separate washer delivers superior clamping ability and a easier installation
- Check out our Threads!! our patented thread technology allows the screw to be driven faster, is easier to install, and reduces splitting in wood. Let Spax take some of the hassle out of your next project
- High Corrosive resistant (HCR) coating makes these screws ideal for use in treated lumber and exterior applications
- Heat treated Grade 5 Durability. Subjecting the screw to heat treating gives greater strength and reduces breakage
- The Hex head drive allows for a strong bit engagement. Better bit engagement means quicker installation with less effort
Discover the Spax Advantage! this German engineered/American made Spax 5/16 x 4in. Hex Drive washer head HCR PowerLag offers a premium quality fastening solution to help ensure professional results in less time than inferior imported screws. Say good Bye to your fathers traditional lag. Spax PowerLags offer superior installation performance and durability over traditional lag screws and carriage bolts for structural wood construction. Made of carbon steel and coated for long term durability to ensure your project endures. Do it Once, do it right with Spax.
Package Dimensions:
1.0 inches x 4.0 inches x 1.0 inches. Weight: 1.0 lb
Specification:
| Item model number | 3571820801000 |
| Thread Style | Right Hand |
| Drive System | External Hex |
| Thread Size | 5/16" |
| Batteries Included? | No |
| Measurement System | Imperial |
| Usage | Wood |
| Grade Rating | grade_ 5 |
| Batteries Required? | No |
| Brand | SPAX |
| Material | Acrylonitrile Butadiene Styrene |
| Thread Type | Un |
| Metal Type | Carbon Steel |
| Manufacturer | Altenloh, Brink & Co |
| Item Package Quantity | 1 |
| Item dimensions L x W x H | 4 x 1 x 1 inches |
| Item Weight | 1 pounds |
| Thread Coverage | Fully Threaded |
| Head Style | Flanged |
| Special Features | Low Profile |
| Exterior Finish | Copper |
| Part Number | 3571820801000 |
| Head Type | Hex |
| Global Trade Identification Number | 00712216020290 |
| Included Components | Building Materials & Ladders; Decking & Fencing; lag-screws |
| Product Dimensions | 4 x 1 x 1 inches |
| Size | 5/16 x 4" |
Shipping & Delivery
At SecretGreen, we aim to deliver your order as quickly and safely as possible.
Domestic Shipping :
Orders are typically delivered within 3–6 business days.
International Shipping:
Estimated delivery time is 12–26 business days, depending on the destination and customs processing.
You will receive a tracking number once your order has been dispatched. Delivery times may vary during holidays or due to unforeseen delays.