Simpson 1/4" x 3-1/2" Stainless Steel Strong-Drive SDS Heavy-Duty Connector Screw PACK:5 Pk refer to the Tool Compatibility

refer to the Tool Compatibility Matrix linked in the Downloads section below

S11A200CNB: 5000 Pk

Made from 12-gauge steel for structural strength and durability

and the Type 305 stainless steel construction handles the high-exposure or marine environments where these materials are often installed

Simpson 1/4" x 3-1/2" Stainless Steel Strong-Drive SDS Heavy-Duty Connector Screw PACK:5 Pk refer to the Tool CompatibilityThe Simpson Strong Drive SDS Heavy Duty Connector Screw in 1 4 in. diameter by 3 1 2 in. length is a high strength structural fastener engineered for demanding connector installations, wood to wood assemblies, and engineered wood applications. Fabricated from Type 316 stainless steel, this screw delivers maximum corrosion resistance in higher exposure environments such as coastal, marine, and chemically aggressive settings making it a reliable choice