Simpson Strong Drive SDS Heavy-Duty Connector Screw, 25pcs, Stainless Steel sale They are approved for use

They are approved for use in pressure-treated lumber and are great for finish work and fine carpentry

See product demo video below

The NP-9021D also drives NailPro® "Reversible Nails” and hardened ballistic framing pins for attaching 2 x 4 and 2 x 6 plates to concrete floors and exterior walls

Not for use with an impact driver

1" standoff height above concrete to prevent post rot

Simpson Strong Drive SDS Heavy-Duty Connector Screw, 25pcs, Stainless Steel sale They are approved for useType 316 Stainless Steel for ultimate corrosion resistance 1 4 diameter high strength structural wood screw 3 8 hex head with 0. 48 integrated washer Type 17 point enables easy driving with no pre drilling and minimal wood splitting Used to fasten certain heavy duty framing connectors to wood members Excellent for fastening ledger boards 25pc box