Simpson 10d 3 in. x 0.131 in. 15 deg. Wire Coil Full RH Ring Shank Nail 316 SS 1800 Pk T10A300PNJ Hinge Boring Bits Patented thread design lowers driving Patented thread design lowers driving torque lets the screw cut smoothly into concrete or masonry with less effort while still delivering superior holding power you can depend on Made from 20 gauge steel delivers reliable rigidity and holding strength to reduce panel deflection and maintain a flat Wire Coil Full Round Head Ring Shank Nail in Type 316 Stainless Steel is a professional grade collated fastener from Simpson built for demanding decking and general framing work helping deck boards maintain a consistent appearance without unsightly nail glare or prominent fastener spots