Simpson #7 x 3 in. Collated Trim-Head Screw Sharp Point Type 305 Stainless #2 Square Drive 1000-Pack Column Base 3-1/2" length in #10 screw

3-1/2" length in #10 screw size - provides sufficient fastening depth for thick deck boards and structural wood connections in general exterior assemblies

where standard zinc-plated hardware may not hold up over time

Why are SDS screws used instead of bolts

Patio covers

Deck-Drive Screw Plug Solution - Color-matching DCU Screw Plugs for a concealed finish

Simpson #7 x 3 in. Collated Trim-Head Screw Sharp Point Type 305 Stainless #2 Square Drive 1000-Pack Column Base 3-1/2" length in #10 screwThe Simpson SSDTH3S #7 x 3 in. Trim Head Collated Screw is engineered for clean, professional looking deck installations in marine and high exposure environments. Crafted from Type 305 stainless steel, these screws deliver superior corrosion resistance, making them an ideal choice wherever PVC or composite decking is installed near water, salt air, or other harsh conditions. The distinctive trim style head sits low and inconspicuously on the decking