Simpson 0.390 x 6-1/4" Strong-Drive SDCF TIMBER-CF Screw (Black E-Coat) SDWF FLOOR-TO-FLOOR Screw confident drilling experience in demanding

confident drilling experience in demanding job-site conditions

and a rolled thread for elevated tensile strength - making it a trusted choice for structural anchoring in wood-frame construction

120" diameter - delivers a strong

this kit streamlines shop operations and reduces downtime between setups

Selecting the correct version depends on the direction of your angled framing connection

Simpson 0.390 x 6-1/4" Strong-Drive SDCF TIMBER-CF Screw (Black E-Coat) SDWF FLOOR-TO-FLOOR Screw confident drilling experience in demandingThe Simpson Strong Drive SDCF Timber CF Screw (0. 390 x 6 1 4", Black E Coat) is a redesigned structural fastener engineered specifically for cross laminated timber (CLT), mass timber construction, and general interior applications. Built to deliver uncompromised strength in demanding structural assemblies, this screw combines precision engineering with a sleek black e coat finish that suits both performance and aesthetic requirements. Whether you are