Tapcon 1/2" x 4" LDT Large Diameter Concrete Screw, Hex Head - 410 Stainless Steel | Qty. 150 (Carton) TC Scissor Truss Connector Working Load Limit: 58

Working Load Limit: 58

or master links

Each screw features a sharp point for fast starts and a patented thread design that drives smoothly into wood without pre-drilling

This pancake head screw requires a #2 square drive (replacement bit BIT2S-2) for proper installation

Only Screw Approved for Use in Simpson Strong-Tie® Connectors: The SD screw is designed to replace nails and exceed their load capacities in tested applications

Tapcon 1/2" x 4" LDT Large Diameter Concrete Screw, Hex Head - 410 Stainless Steel | Qty. 150 (Carton) TC Scissor Truss Connector Working Load Limit: 58The Tapcon LDT 410 Stainless Steel Concrete Screw Anchor is a tough, no nonsense fastener built to secure heavy materials to concrete, brick, or block, without the hassle of sleeves or epoxy. Made from hardened 410 stainless steel, these anchors offer strong corrosion resistance in dry or mildly damp environments like garages, basements, warehouses, and outdoor covered spaces. The cutting threads drive directly into pre drilled holes, creating a