Simpson 1/4" x 1-1/2" Strong-Drive SDS Heavy-Duty Connector Screw SDS25112 HL Heavy Angles The prepunched holes are designed

The prepunched holes are designed to reduce installation cost and labor by eliminating the need for predrilling

What type of base material is the Simpson CD25400M anchor designed for

Full round head (9/32" diameter) - maximizes bearing surface against the wood

with an overall length of 4-1/4 in

making it practical for renovation and repair work as well as new construction

Simpson 1/4" x 1-1/2" Strong-Drive SDS Heavy-Duty Connector Screw SDS25112 HL Heavy Angles The prepunched holes are designedThe Simpson Strong Drive SDS Heavy Duty Connector Screw (1 4 in. x 1 1 2 in.) by Simpson is a high strength structural fastener engineered specifically for securing Simpson Strong Tie connectors with speed, reliability, and long term corrosion resistance. With a 0. 235 in. shank diameter, serrated threads, and a self starting Type 17 point, this connector screw drives fast and holds firm eliminating the need for predrilling and reducing installation