Simpson Strong-Tie 0.315" x 22-7/8" SDCFC Timber-CFC Cylinder Head Screw - E-Coat, Black, Qty. 25 Wood Screws Built to handle daily use

Built to handle daily use on the road

but not so tight it distorts the washer

Flat head with under-head serrations for flush seating and reduced spin-out

Code-Listed for Strength: Approved for use in cracked and uncracked concrete

and EMI intrusion in secure environments

Simpson Strong-Tie 0.315" x 22-7/8" SDCFC Timber-CFC Cylinder Head Screw - E-Coat, Black, Qty. 25 Wood Screws Built to handle daily useSimpson Strong Tie SDCFC8X580 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