Simpson #7 x 1-5/8" Trim-Head Screw, Square Drive, 316 Stainless Steel PACK:1 LB making it a fitting choice

making it a fitting choice where exposed structural connections are visible and appearance matters

What is the maximum material thickness this hand brake can handle

making it well suited for general-purpose fastening applications in wood

Fiberglass Thermal Insulation Panels (up to 4 inches)

Combined with heat treated and polished lead screws supported by thrust bearings

Simpson #7 x 1-5/8" Trim-Head Screw, Square Drive, 316 Stainless Steel PACK:1 LB making it a fitting choiceSimpson #7 x 1 5 8" Trim Head Screw in Type 316 Stainless Steel is a premium decking fastener from Simpson Strong Tie, engineered for wood deck boards, docks, and boardwalks where long term corrosion resistance is critical. The low profile trim style head sits flush with the decking surface for a clean, finished appearance, while the #1 square drive delivers secure, slip free engagement during installation. Whether you're working in a coastal, marine,