Simpson 0.315 x 11-3/4" Strong-Drive SDCF TIMBER-CF Screw Black Powder Coat Blade Material HCS

Blade Material HCS

Specialized Tempering Process: Each scraper undergoes a controlled heat-treatment process that creates a hardened surface layer for superior wear resistance

Deep embedment applications

Model: RDB-050

The seat on the ECC64HDG extends beyond one side of the column to provide additional bearing surface area

Simpson 0.315 x 11-3/4" Strong-Drive SDCF TIMBER-CF Screw Black Powder Coat Blade Material HCSSimpson Strong Drive SDCF TIMBER CF Screw (0. 315" x 11 3 4") is a heavy duty structural fastener engineered specifically for cross laminated timber (CLT) construction, mass timber framing, and general interior wood applications. Manufactured by Simpson, this fully threaded yellow zinc coated screw delivers exceptional withdrawal resistance and clean, precise countersinking making it a trusted choice for structural timber connections where strength