6d (2") Shake and Shingle Siding/Roofing Nail - 304 Stainless Steel, 25 lb. Pkg 18 Gauge Straight T-Head Finish Nails Inverted upper threads - clear

Inverted upper threads - clear excess material for a flush fit

decorative finish you want

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

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

6d (2") Shake and Shingle Siding/Roofing Nail - 304 Stainless Steel, 25 lb. Pkg 18 Gauge Straight T-Head Finish Nails Inverted upper threads - clearSimpson 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.