Simpson 4d x 1-1/2" Roofing Nail, Annular Ring Shank, 316 Stainless Steel 11 Ga. Screws and Nails The Simpson Strong-Tie Deck-Drive DCU

The Simpson Strong-Tie Deck-Drive DCU Screw Plug solution is a complete Hidden Deck-Fastening System designed for use with premium DCU Composite screws and works alongside DCU screw plugs and the Auto-Set Driver bit (each sold separately)

What is the head diameter and shank diameter of these nails

Newall DP700 3-axis digital readout included for precise measurement and positioning

reducing labor time and minimizing the risk of wood splitting during fastening

delivering superior performance and structural reliability on every installation

Simpson 4d x 1-1/2" Roofing Nail, Annular Ring Shank, 316 Stainless Steel 11 Ga. Screws and Nails The Simpson Strong-Tie Deck-Drive DCUSimpson 4d x 1 1 2" Annular Ring Shank Roofing Nail in Type 316 Stainless Steel is engineered for demanding roofing applications where corrosion resistance and long term holding power are essential. Built from 11 gauge Type 316 stainless steel, this roofing nail delivers reliable performance in coastal environments, high moisture conditions, and applications involving chemically treated materials. The annular ring shank bites into wood fibers for