Tapcon 3/8" x 4" LDT Large Diameter Concrete Screw, Hex Head - 410 Stainless Steel | Qty. 13,200 (Pallet) CS/CSHP/CMST Coiled Straps 5/16" hex drive - size

5/16" hex drive - size stamped on the head for quick identification and easy driving

the split-type expansion mechanism on the working end compresses and exerts force against the walls of the hole

The Simpson Strong-Tie® G-422 magnetic ring is specifically crafted to secure GWL lathing washers onto the G3 gas-actuated fastening tool's tip

tool-free design speeds up installation and takedown

Not sure which tool is right for the job

Tapcon 3/8" x 4" LDT Large Diameter Concrete Screw, Hex Head - 410 Stainless Steel | Qty. 13,200 (Pallet) CS/CSHP/CMST Coiled Straps 5/16" hex drive - sizeThe 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