ELECTRO GALV. CONCRETE NAILS 50MMX2.8MM 4.5X100MM ......... Concrete Steel NailsFeatures: 1) Diameter (mm): 1.2 - 4.52) Length (mm): 20 - 1003) Shape: steel wire, flat countersunk head, diamond or needle point, flutes or smooth shank4) Available: bright, C.C., V.C., E.G., H.D.G. and P.C. finishPacking:20kg/carton, 48 cartons/wooden pallet; as per buyer's requirement ELECTRO GALV. CONCRETE NAILS