Simpson Strong-Tie 0.390" x 9-1/2" SDCFC Timber-CFC Cylinder Head Screw - E-Coat, Black, Qty. 250 10000 - 80000 lbs. no pre-drilling required in most

no pre-drilling required in most conditions

Ideal for fastening steel panels

Self-drilling tip penetrates metal without predrilling

Commercial buildings

The Simpson Strong-Tie HTTH6

Simpson Strong-Tie 0.390" x 9-1/2" SDCFC Timber-CFC Cylinder Head Screw - E-Coat, Black, Qty. 250 10000 - 80000 lbs. no pre-drilling required in mostSimpson Strong Tie SDCFC10X240 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