0.152 x 4 1/2 Simpson Strong-Drive® SDWC Truss Wood Screw E-coat™ - Pack (50) . The Strong-Drive® SDWC structural wood screw provides a stud-to-bottom plate or stud-to-top plate connection as well as fastening trusses and rafters to top plates. The full-threaded shank engages the entire length of the fastener providing a secure connection. The SDWC is tested in accordance with ICC-ES AC233 (screw) and AC13 (wall assembly and roof-to-wall assembly) for uplift and lateral loads between wall plates and vertical wall framing and between the top plate and the roof rafters or trusses. 

Features: 

• Fully-threaded shank engages the entire length of the fastener, providing a secure connection between the roof and wall framing members
• Cap-style head countersinks fully into the double top plate to avoid interference with drywall or finish trades
• Wide tolerance on installation angle makes it easy to install the SDWC correctly
• Can be installed from inside the structure, eliminating exterior work on the upper stories and e