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Item #:
126578630
WoodPro Fasteners ST516X312-25PC 5/16-Inch by 3-1/2-Inch Length Round Washer Head Exterior Wood Screws, 25-Pack
Item #:
126578630
XCD 71
Price Details
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*All items will import from US
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Imported from USA store
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Only 1 item left in stock.
Order now and get it around Thursday, July 30
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Looking for a screw that requires no pre-drilling, starts fast, glides through wood with ease and won't slip your bit? Give WoodPro Screws a try, you will never use anything else.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Durable Design
Crafted for exterior use, these screws resist corrosion and weather, ensuring long-lasting performance in outdoor projects.
Easy Installation
The round washer head provides a larger bearing surface, promoting a secure and flush fit, simplifying the installation process.
Value Pack
This 25-pack offers excellent value, providing sufficient screws for various projects, ensuring customers have what they need without excess waste.
Product Details
- 5/16 x 3-1/2-Inch length, Includes One 25mm T-30 Star Bit
- T-30 Star Drive, Torx(tm) Compatible
- Patented ASTER thread for quick starting
- Sharp Type-17 Point for easy drilling
- PPG Industries 1,500 Hour Golden E-Coat
| Item Dimensions | 3.5 x 3.5 x 2.4 inches (8.9 x 8.9 x 6.1 cm) |
| Thread Size | 5/16" (1310.6 cm) |
| Item Weight | 0.15 Pounds (70 grams) |
| Thread Coverage | Partially Threaded |
| Size Name | 3.5 inches (8.9 cm) |
| Number of Pieces | 25 |
| Brand | Woodpro |
| Color | Gold |
| Fastener Type | Wood Screws |
| UPC | 649853885442 |
| Global Trade Identification Number | 00649853885442 |
| Number Of Items | 25 |
| Part Number | ST516X312-25PC |
| Model | ST516X312-25PC |
| Unit Count | 25.0 Count |
| Manufacturer | WoodPro Fasteners |
| Included Components | 5/16 x 3-1/2 In. 1500 Hour PPG Golden E-Coat Washer Head Screws |
| Screw Head Style | Square |
| Screw Point Style | Type 17 Point |
| Head Type | Round |
| Thread Type | Un |
| Drive System | Torx |
| Material Type | Steel |
| Exterior Finish | Gold Galvanized |
| Metal Type | Alloy Steel |
| Finish Types | PPG Golden 1,500 Hour E-Coat |
| Material | Steel |
| Head Style | Square |
| Item dimensions L x W x H | 3.5 x 3.5 x 2.4 inches (8.9 x 8.9 x 6.1 cm) |
Who Should Buy?
-
DIY Enthusiasts
Perfect for hobbyists needing durable screws for various outdoor woodworking projects and repairs.
-
Construction Professionals
Ideal for builders looking for heavy-duty fasteners for exterior applications, ensuring robust structural integrity.
-
Deck Builders
Great choice for constructing decks, as these screws provide strong hold against moisture and outdoor conditions.
-
Indoor Applications
Less suitable for indoor projects where corrosion resistance and weatherproofing are not primary concerns.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Do these screws require pre-drilling?
Answer: No, WoodPro Screws are designed to start fast without the need for pre-drilling. -
Question:
What is the length and drive type of the screws?
Answer: The screws are 5/16 x 3-1/2 inches long and feature a T-30 Star drive. -
Question:
What makes WoodPro Screws different from other screws?
Answer: They feature a patented ASTER thread for quick starting, a sharp Type-17 point for easy drilling, and an industry-leading corrosion protection coating.
Woodpro Lag Screws Editorial Review
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12 June 2026 · via Trustpilot
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XCD 71
Order now and get it around Thursday, July 30
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Features & Benefits
- Industry-leading 1,500 hour Electro-Polyseal coating for superior corrosion protection.
- Secure STAR drive reduces bit slippage for a smooth experience.
- Sharp Type-17 point allows for quick starting and effortless drilling.
- Suitable for a wide range of interior and exterior applications.
- Backed by a strong guarantee from American Fastening Systems since 1995.
- Experience ease and efficiency in your projects with WoodPro Screws.
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