0.315" x 5-1/2" Strong-Drive SDCP Timber-CP Screw - Yellow Zinc, Pkg 50 Blue Masonry Screws and cold-formed steel (CFS) joists

and cold-formed steel (CFS) joists

This will only fit a joist that measures an actual 4"x6"

Long-Lasting Durability: Ideal for environments exposed to moisture

Furring channel attachment

Securing insulation boards to steel or wood decking

0.315" x 5-1/2" Strong-Drive SDCP Timber-CP Screw - Yellow Zinc, Pkg 50 Blue Masonry Screws and cold-formed steel (CFS) joistsThe Simpson Strong Tie Strong Drive SDCP Timber CP Screw is built to handle tough wood to wood connections in interior projects. Designed for engineered wood and mass timber construction, these screws offer serious strength while still being easy to install. Each screw features a countersunk head that sits flush with the surface, giving your project a clean, professional look. The fully threaded shank provides excellent holding power, while the sharp