Straight Shank 1"-4" Concrete Nail Material:45# steel Size:1"-4" Shank:smooth,longitudinal,twisted groove Color box Straight Shank 1"-4" Concrete NailConcrete and ... Electro galvanized,color galvanized,blackLength: 13-130mm(1"-1.5"-2"-2.5"-3"-4")Diameter: 1.6mm-5.5mmShank: smooth, longitudinal groove, ... ' requirement4.2×75mm4.2×100mm4.2×125mmStandard Size: 1"-4"1"x3.0mm 1.5"x3.2mm 2"x3.6mm 2.5"x4 ...