#10 x 2-1/2" Simpson Strong-Tie DHPD #2 Square Compact Head Hardwood (Ipe) Deck Screw - 305 Stainless Steel, Pkg. 1,750 RCKW Rigid Kneewall Connectors or heavy-duty builds

or heavy-duty builds

and general exterior wood applications

Simpson 304 stainless steel ring shank plastic coil siding nails can be used for a variety of applications but are typically used for siding installations

These are designed for use with Simpson Strong-Tie DCU composite screws and the Auto-Set driver bit for a complete hidden fasteners system

#10 x 2-1/2" Simpson Strong-Tie DHPD #2 Square Compact Head Hardwood (Ipe) Deck Screw - 305 Stainless Steel, Pkg. 1,750 RCKW Rigid Kneewall Connectors or heavy-duty buildsThe Simpson Strong Tie Deck Drive DHPD Hardwood Screw is specially engineered to handle the toughest hardwoods, including Ipe, also known as Brazilian Walnut or Ironwood. With its unique paddle style drill point, it penetrates dense wood with ease and virtually eliminates splitting, often without the need for predrilling. This makes it ideal for outdoor projects built with Ipe, which is one of the hardest, most durable woods in the world, valued for