Simpson Strong-Tie 0.315" x 13-3/4" SDCFC Timber-CFC Cylinder Head Screw - E-Coat, Black, Qty. 30 Poly-Woven Dunnage Bags Watertight seal: Offers long-lasting protection

Watertight seal: Offers long-lasting protection against leaks

or marine environments

or cargo on trailers and job sites

and harsh chemicals

ensure proper alignment before tightening fasteners

Simpson Strong-Tie 0.315" x 13-3/4" SDCFC Timber-CFC Cylinder Head Screw - E-Coat, Black, Qty. 30 Poly-Woven Dunnage Bags Watertight seal: Offers long-lasting protectionSimpson Strong Tie SDCFC8X350 R30 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