Hillman Power Pro White Flat-Head Concrete Screw Anchors (3/16" x 2-1/4") - 20 pc

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. FLAT HEAD: Great for wood-to-concrete and countersunk hole applications. UNDER HEAD MICRO-NIBS: Help flat-head screws cut a clean countersink in wood. STAR DRIVE: Six contact points spread out torque for no-strip installs. 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.