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 nail or Masonry nail.

Length	3/4"	1"	1 1/2"	2"	2 1/2"	3"	3 1/2"	4"
Diameter	2.5MM	3.0MM	3.0MM	3.8MM	3.8MM	4.2MM	4.5MM	5.0MM
Finish	E.Galvanzied/Colorful painting/Yellow coated/Black zinc coated

 Material: 45# 60#
Head: round head
Shank:smooth shank/screw shank
Finish: Black/Electro Galvanized/Hot Dip Galvanized 
Pakaging:25KGS/CTN,1000CTNS/20FT container.