Simpson 3/4" Roofing Nail, Annular Ring Shank, 316 Stainless Steel PACK:5 Lb making it suitable for attaching

making it suitable for attaching posts to already-cured concrete footings and slabs on decks

Type-17 point - penetrates composite decking cleanly without pre-drilling

or do I need to purchase screws separately

providing broad compatibility across common construction scenarios

Simpson 3/4" Roofing Nail, Annular Ring Shank, 316 Stainless Steel PACK:5 Lb making it suitable for attachingSimpson 3 4" Annular Ring Shank Roofing Nail in Type 316 Stainless Steel is a heavy duty fastener engineered for demanding roofing applications where corrosion resistance and long term holding power are essential. Manufactured in the United States by Simpson Strong Tie, this roofing nail features a full round head with a smooth head pattern, a diamond point for clean penetration, and an annular ring shank that grips wood fibers tightly to resist