1 1/2" RING 316 STAINLESS COIL ROOFING NAILS Replacement for PrimeGuard Max MAXC62850 & Simpson T11A150RNJ Manufactured according to roofing industry specifications Please Verify Nailer Compatibility Before Ordering Features:Salt water safeApproved for ACQ Treated LumberRing shank offers superior holding powerUltimate corrosion resistance Details:Collation: 15 degree wireHead Diameter: 3/8" [0.375"]Shank Type: Ring shank [annular thread]Shank Diameter: 0.120"Length: 1-1/2"Point: DiamondQuantity: 600 pcs Applications:Asphalt and fiberglass shingles for both new roofs and reroofingWaterproof tar paperRoofing feltMetal drip edgesInsulation boardCementitious fiber board productsVinyl siding Disclaimer:Product brand subject to change based on availability.Country of origin subject to change based on availability. Specifications:Meets ASTM F1667316 Grade Stainless Steel 316 Grade Stainless Steel is best suited for tropical, seaside, salt water contact applications, or any project near large bodies of water. Recommended for all outdoor applications with ACQ-treated lumber, redwood, cedar, and acidic or oil-based exotic woods where Marine Grade fasteners are needed to avoid unsightly stains, streaks, corrosion and discoloration.