Simpson 8d x 2-1/2" Roofing Nail, Annular Ring Shank, 316 Stainless Steel FCB/MFCB Bypass Framing Fixed-Clip Connectors The annular-ring shank - also

The annular-ring shank - also called a ring shank - has ridges along the shank that lock into wood fibers as the nail is driven

reducing pull-through and improving fastener retention

Compatible System: Quik-Drive

professional appearance on finished surfaces

or anywhere in-between

Simpson 8d x 2-1/2" Roofing Nail, Annular Ring Shank, 316 Stainless Steel FCB/MFCB Bypass Framing Fixed-Clip Connectors The annular-ring shank - alsoSimpson 8d x 2 1 2" Annular Ring Shank Roofing Nail in Type 316 Stainless Steel is engineered for demanding roofing applications where superior holding power and long term corrosion resistance are essential. Manufactured by Simpson, this full round head roofing nail features an annular ring shank that dramatically increases withdrawal resistance compared to smooth shank fasteners, keeping roofing materials securely anchored to wood members and plywood