roofing nail 1,size:1"-3" 2,material:iron 3,offered manufactory 4,good quality model:8G-16G Material:carbon steel Q195 Q235Surface treatment:Electro galvanizedShankSmooth TwistedLength1"-1-3/4"-2"-2.5"-3"Shank diameter2.50mm-4.10mmHead diameter4mm-6mmPackage25kgs/ctn in bulk1kg/box and 25boxes/ctnNail/Roofing NailLengthGauge No.LenghGauge No. 1-3/4”13 BWG2”10 BWG2”12 BWG9 BWG2-1/2”11 BWG2-1/2”9 ...