Simpson Structural Screws SDW22338MB .22-Inch by 3-3/8-Inch with 1-9/16-Inch Threaded Washer-Head Screw, 250-Pack

$161.24
Simpson SDW Structural Wood Screws are designed with a shorter thread length to fasten multi-ply members such as trusses, engineered lumber products and solid-sawn lumber. Large washer head provides maximum bearing area and deep 6-lobe recess reduces cam-out. Requires type T-40 bit. Optimal screw lengths provide maximum penetration while preventing the point from protruding out the back member.

Simpson SDW Structural Wood Screws are designed with a shorter thread length to fasten multi-ply members such as trusses, engineered lumber products and solid-sawn lumber. Large washer head provides maximum bearing area and deep 6-lobe recess reduces cam-out. Requires type T-40 bit. Optimal screw lengths provide maximum penetration while preventing the point from protruding out the back member.
  • Type T-40 Bit required with deep 6-lobe recess to prevent cam-out
  • Low-profile heads allow hardware installation to be virtually flush
  • Head is stamped with Simpson Strong Tie Stamp and fastener length for easy identification
  • Bold thread design provides superior holding power and cInches fastened members together for consistent installation
  • 1-9/16-Inch thread length and recommended installation with a low-speed 1/2-Inch drill and T-40 bit