Simpson Strong-Tie® nails and structural fasteners have been developed as the optimum fasteners for connector products. Special lengths afford economy of purchase and installation, and depth compatibility with framing members. SCNR Ring-Shank Connector nails are the best choice for achieving maximum load values in stainless-steel connectors. Strong-Drive® SCNR RING-SHANK CONNECTOR Nail — 2-1/2 in. x .131 in. Type 316 (450-Qty) (Pack of 300).