Simpson ATR1X18ZP Zinc-Plated All-Thread Rod 1 in. x 18 in. Fully Threaded Steel UNC Class 2A XM MEDIUM-HEAD METAL Screw (Collated) The countersunk head is designed

The countersunk head is designed to sit flush with or below the surface of the attached material

and molding to fiberglass boat hulls without countersinking

Simpson Deck-Drive DWP Wood Screw in Type 305 Stainless Steel is a high-performance fastening solution engineered for decking

and general outdoor wood applications where reliable corrosion resistance is essential

Unique curved shaft design that provides secure placement

Simpson ATR1X18ZP Zinc-Plated All-Thread Rod 1 in. x 18 in. Fully Threaded Steel UNC Class 2A XM MEDIUM-HEAD METAL Screw (Collated) The countersunk head is designedSimpson ATR1X18ZP ATR 1 in. x 18 in. Zinc Plated All Thread Rod is a fully threaded rod engineered by Simpson Strong Tie as a tension transfer element designed for use with Simpson Strong Tie adhesives. This zinc plated steel all thread rod delivers exceptional versatility for structural applications including floor to floor holdowns and a wide range of anchoring solutions, with full threading along its entire length for maximum engagement and