Simpson Strong-Drive® SDS HEAVY-DUTY CONNECTOR Screw Primesource cleans and prevents mold and

cleans and prevents mold and musty odors

The 400A is engineered to last

Durable steel construction

plug size 7/16"

Simpson Strong-Drive® SDS HEAVY-DUTY CONNECTOR Screw Primesource cleans and prevents mold andThe Simpson Strong Tie Strong Drive SDS Heavy Duty Connector screw is a 0. 250" diameter high strength structural wood screw ideal for various connector installations as well as wood to wood and engineered wood applications. It installs with no predrilling and has been extensively tested in various applications. The SDS is improved with an easy driving Type 17 point and a corrosion resistant double barrier coating. The SDS Strong Drive 1 4" wood screw