Simpson 1/4" x 3-1/2" Stainless Steel Strong-Drive SDS Heavy-Duty Connector Screw PACK:900 Pk Serrated Threads with 10 TPI

Serrated Threads with 10 TPI - thread geometry grips structural and engineered wood securely

this anchor performs reliably in hollow base materials such as CMU and hollow-core plank as well as in solid base materials including brick

Max Thickness (T) 44mm

dual-cartridge adhesives (with included conversion parts)

Simpson 1/4" x 3-1/2" Stainless Steel Strong-Drive SDS Heavy-Duty Connector Screw PACK:900 Pk Serrated Threads with 10 TPIThe 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