6d (2") Shake and Shingle Siding/Roofing Nail - 304 Stainless Steel, 25 lb. Pkg 18 Gauge Straight T-Head Finish Nails Masonry & Concrete Connections: Suitable

Masonry & Concrete Connections: Suitable for wood-to-masonry or wood-to-concrete installations in structural framing

Simpson Strong-Tie Deck-Drive™ DCU Composite Screws are designed to deliver beautiful

Any wood-to-concrete or wood-to-masonry connection requiring a code-recognized strap anchor

Inverted upper threads - clear excess material for a flush fit

The Countersunk head allows for a smooth surface when attaching wood or light gauge steel to concrete and grout-filled block surfaces

6d (2") Shake and Shingle Siding/Roofing Nail - 304 Stainless Steel, 25 lb. Pkg 18 Gauge Straight T-Head Finish Nails Masonry & Concrete Connections: SuitableSimpson shake and shingle siding roofing nail has a 7 32" diameter flat head to provide ample surface to firmly secure shakes and shingles of all types.