Galvanized roofing coil nail, Electrical galvanized, rich in 3/4",7/8",1-1/4",1-1/2",1-3/4" length for your reference. Galvanized Roofing coil nail:Diameter:0.120 (3.05mm)Length: from 3/4"-1-3/4" (20mm to 45mm )Shank:Smooth,Screw,RingNail point: diamond ,blunt,chisel.Material:Q195 lower carbon steelAngle:16 degreeFinishing:Electro Galvanized. Mechanical Galvanized, Hot-dipped GalvanizedPackage: ...