Concrete Steel nail is a type of mechanical fastener used to secure objects into masonry and other hard and brittle materials. Concrete Steel nail is also known as Concrete Steel nail or masonry nail. Length3/4"1"1 1/2"2"2 1/2"3"3 1/2"4" Diameter2.5MM3.0MM3.0MM3.8MM3.8MM4.2MM4.5MM5.0MM FinishE.Galvanzied/Colorful painting/Yellow coated/Black zinc coated
