Simpson #9 x 1-1/2" SD Connector Screw Galvanized SD9112

Model No.  SD9112 Coating/Material  Mechanically Galvanized, Class 55 Screw Size  #9 Length (in.)  1 1/2 Drive Type  1/4 in. Hex Head Type  Hex Head Point Type  Sharp Point Product Guide: View Spec Sheet The Strong-DriveSD Connector screw is specifically designed to replace nails in certain Simpson Strong-Tieconnectors and is the only screw approved for that application. The load-rated SD screw has been tested and approved for use in many popular Simpson Strong-Tie products. In certain applications screws are easier and more convenient to install than nails, and the single-fastener load values achieved by the SD screw exceed those of typical 10d common or 16d common nails. In addition, the galvanized coating makes the SD screw ideal for interior and most exterior conditions. Key Features Specifically designed to replace nails in certain Simpson Strong-Tie connectors and is the only screw approved for that application. The #9 and #10 SD screws replace 10d and 16