Description
WoodPro Fasteners ST516X212B 5/16-Inch by 2-1/2-Inch Round Washer Head Exterior Wood Screws are designed for reliable performance in both interior and exterior wood applications. Featuring a gold galvanized finish with a durable 1,500-hour PPG Electro-Polyseal coating, these steel screws resist corrosion and chipping. The Torx T-30 star drive reduces bit slippage for secure fastening, while the patented ASTER thread and sharp Type-17 point ensure quick starting and easy drilling. Ideal for post-to-pole framing and insulation panels, these wood screws offer versatility and durability for various wood construction projects.
Features:
- 5/16 x 2-1/2 inch length for strong wood fastening
- Includes one 25mm T-30 star bit, Torx compatible
- Patented ASTER thread for quick start and grip
- Sharp Type-17 point for effortless drilling
- Gold galvanized with PPG 1,500 hour Electro-Polyseal coating
Benefits:
- Superior corrosion protection for exterior use
- Reduced bit slippage for faster installation
- Durable coating prevents chipping and recess fill
- Versatile for various wood framing and panel applications
- Steel construction provides strength and reliability
Technical Specifications:
- Material: Steel
- Drive system: Torx T-30 star drive
- Head style: Round washer head
- Dimensions: 5/16″ diameter x 2-1/2″ length
- Finish: Gold galvanized with PPG 1,500 hour E-Coat
- Pack quantity: 250 screws
- Weight: 68 grams per screw
- Origin: Taiwan
- Use: Interior and exterior wood applications





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