insulation nail (ISO9001 ) material: steel,plastic,Alumunium Can be customized Insulation nailsMaterials: Carbon steel, aluminum, tinplate and plastic. .Specifications: 3-10cm in length. The base plate is in diameter 3m or 4.2cm. Sizes can be custom made.Uses: Widely used in floor heating industry, power plants, petrochemical external wall insulation engineering, architectural wall reinforcement, ...