#12 x 4" Strong-Drive T-27 DWP Flat Head Wood Screw - 316 Stainless Steel, 1 lb Stainless Steel Concrete Screws The 1-5/8" x 1-5/8" Back-to-Back

The 1-5/8" x 1-5/8" Back-to-Back Strut Channel with Short Slots 4 ft

and long-lasting durability

Roof & Floor Framing: Ideal for skewed joist connections in custom wood-framed construction

while the medium-diameter pancake-style head offers a low-profile finish and wide bearing surface

#12 x 4" Strong-Drive T-27 DWP Flat Head Wood Screw - 316 Stainless Steel, 1 lb Stainless Steel Concrete Screws The 1-5/8" x 1-5/8" Back-to-BackSimpson DWP Wood Screw is a powerful solution for general exterior applications. With its specially designed sharp point and unique box threads, the DWP is ideally suited for the majority of wood used in today's deck boards.