Simpson 1/4" x 3-1/2" Strong-Drive SDS Heavy-Duty Connector Screw SDS25312 Concrete Spike consistent drive performance

consistent drive performance

Raised pier foundations where heavy timbers rest on concrete or concrete block columns

Approximate Full Charge Time: Two hours

What type of fasteners does the CBSQ66SS use

installers can confirm that the rods are properly installed and fully engaged within the nut

Simpson 1/4" x 3-1/2" Strong-Drive SDS Heavy-Duty Connector Screw SDS25312 Concrete Spike consistent drive performanceThe Simpson Strong Drive SDS Heavy Duty Connector Screw in 1 4 in. diameter x 3 1 2 in. length is a high strength structural fastener engineered by Simpson Strong Tie for demanding connector installations, wood to wood assemblies, and engineered wood applications. Featuring a corrosion resistant double barrier coating and a no predrill Type 17 point, this hex head screw delivers reliable performance in structural framing, hardware attachment, and