Simpson Strong-Tie 0.315" x 17" SDCFC Timber-CFC Cylinder Head Screw - E-Coat, Black, Qty. 25 RCA229/54-R50 Best suited for dry interior

Best suited for dry interior environments

The stainless steel ratchet and S-hook fittings make it an excellent choice for outdoor and marine applications thanks to their resistance to rust and corrosion

HVAC hangers

reliable fastening into metal and ACQ-treated lumber

Industry Compliance: Meets or exceeds DOT

Simpson Strong-Tie 0.315" x 17" SDCFC Timber-CFC Cylinder Head Screw - E-Coat, Black, Qty. 25 RCA229/54-R50 Best suited for dry interiorSimpson Strong Tie SDCFC8X430 R25 SDCFC TIMBER CFC Screws are engineered for heavy duty fastening in mass timber and CLT construction. Designed for structural performance, these screws are ICC ES code listed and tested for demanding applications including curtain wall framing, nail laminated timber (NLT), and cross laminated timber (CLT) panels. Crafted from high strength carbon steel with a double barrier coating, the SDCFC screw provides excellent