ITW GRK Fasteners 10231 RSS Rugged Structural Screws 5/16 By 5-1/8 Inch Washer Head 300 Pack
Rapid Ship
Key Features
- Recessed star drive zero stripping, with six points of contact
- CEE Thread (tm) enlarges hole to reduce splitting
- W-Cut (tm) low torque, faster drive
- Zip-Tip (tm) no pre-drilling, faster penetration
- Washer head for immense holding power
- Cutting pockets provide a clean hole and reduces splitting and bore with precision
- Case hardened steel for high tensile, torque and shear strength
- Climatek (tm) coating is AC257 code approved for use in treated lumber
Rugged Structural Screws #10 By 3-1/8 Inch 800 Pack. RSS by ITW-GRK screws feature Zip-Tipâ„¢ that eliminates pre-drilling. W-Cutâ„¢ low torque, faster drive. Star Drive featuring zero stripping, with 6 points of contact. CEE Thread: Enlarges hole to reduce splitting. Washer heads for immediate holding power. ESR-2442 Approved for structural applications. Climatekâ„¢ Coating is AC257 code approved for use in treated lumber. For interior / exterior use in: carrying beams, ledger boards, stair rails, deck posts, playground equipment, and other professional applications.