Simpson #7 x 2-1/4" Gray 01, Trim-Head Screw, 6-Lobe Drive 305 Stainless Steel TB WOOD-TO-STEEL Screw (Collated) The Simpson Strong-Drive SDCF TIMBER-CF

The Simpson Strong-Drive SDCF TIMBER-CF Screw is a heavy-duty structural fastener engineered specifically for cross-laminated timber (CLT) construction

and undergoes heat-treatment procedures along with a shot-peened finish to increase surface hardness

making it appropriate for applications where framing members meet concrete or masonry surfaces at an angled orientation

Both are designed to support solid sawn and engineered wood products in wood construction

Simpson #7 x 2-1/4" Gray 01, Trim-Head Screw, 6-Lobe Drive 305 Stainless Steel TB WOOD-TO-STEEL Screw (Collated) The Simpson Strong-Drive SDCF TIMBER-CFSimpson #7 x 2 1 4" Trim Head Decking Screw in Gray 01 with T15 6 Lobe Drive and Type 305 Stainless Steel finish is engineered for PVC and composite deck installations in marine, coastal, and high exposure outdoor environments. The low profile trim head blends into the decking surface for a clean, polished appearance, while the Type 305 stainless steel construction delivers superior corrosion resistance where standard fasteners would fail. Whether you