Hillman Power Pro Blue Hex Washer-Head Concrete Screw Anchors (5/16" x 3-1/4") - 50 pc

BLUE COLOR: Matches or complements various projects including railing. SUPERIOR CORROSION PROTECTION: 50 percent greater corrosion protection vs. competition. HIGH STRENGTH: Manufactured from heat-treated carbon steel for strength and durability. SUPERIOR STRENGTH DESIGN: Wide, serrated threads cut fast, easy, and clean into concrete. THREADED TO TIP: Designed to quickly penetrate and sink into wood without a chisel point. HEX WASHER HEAD: Great for metal and flat material to-concrete applications. LENGTH IDENTIFICATION: Letter code on head for easy post-installation inspection. BUILDING CODE APPROVED: California Building Code Approved, Florida Building Code Approved, and Miami-Dade County Product Control in process. SAFE FOR USE WITH TREATED LUMBER: Parts are AC257 Treated Lumber approved.