Description
WoodPro Fasteners ST516X312-25PC exterior wood screws are engineered for durability and corrosion resistance, making them ideal for interior and exterior wood projects such as post-to-pole framing and insulation panel installation. These 5/16-inch by 3-1/2-inch screws are made from steel with a gold galvanized finish and feature a round washer head with a square drive. The PPG 1,500-hour golden Electro-Polyseal coating ensures long-term outdoor performance, while the Type-17 point and patented ASTER thread provide clean, quick starts and smooth driving with the included T-30 Star bit.
- Features
- 5/16″ x 3-1/2″ size with included 25mm T-30 Star bit
- Torx-compatible T-30 STAR drive reduces slippage
- Patented ASTER thread for fast starting
- Type-17 point for easy, accurate drilling
- PPG 1,500-hour golden E-Coat resists corrosion
- Benefits
- Ideal for exterior wood applications
- Minimizes recess fill and chipping during installation
- Supports high-torque driving with reduced cam-out
- Delivers long-term durability in harsh environments
- Suitable for framing and insulation panel projects
- Technical Specifications
- Brand: WoodPro Fasteners
- Part Number: ST516X312-25PC
- Material: Alloy Steel
- Finish: PPG Golden 1,500 Hour E-Coat
- Drive System: Torx (T-30 Star Bit included)
- Head Style: Square, Round Washer Head
- Point Style: Type-17
- Thread Type: Partial Thread, UN
- Size: 5/16″ x 3-1/2″
- Color: Gold
- Package Quantity: 25 Screws
- Dimensions: 3.5 x 3.5 x 2.4 inches
- Weight: 2.4 oz
- Country of Origin: Taiwan
- Usage: Interior and Exterior Wood Applications
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