Simpson Strong-Tie T411ARN5 1-1/2" x 0.120 316 Stainless Steel Ring-Shank Roofing Nails - 850 Count - Corrosion Resistant for Metal Roofing, Siding & Outdoor Construction Projects

Specifications:Penny Size: 4d Length (in.): 1-1/2Gauge: 11Head Diameter (in.): 0.34375Head Pattern: Smooth Head Head Type: Full Round Head Shank Type: Annular-Ring Shank Shank Diameter (in.): 0.12Point Type: Diamond Point Coating/Material: Type 316 Stainless Steel Appx Count Per Lb: 170Packaging Quantity: 5