About this item7 kinds of pneumatic air rivet hammer tools with 1 pcs spring, small size and multifunctional, could satisfy all your different working or renovation needs. from alloy steel, manufactured heat treated high carbon steel for necessary hardness and durability.Design for masonry and concrete demolition, hard surface up and chiseling, and gouging work you need for .Can be used in Brick, Stone, Concrete, Tile, Hollow Brick, Materials.Color: black and grayFits most pneumatic hand air impact hammer, scrapper or chiseler.DescriptionAir Chisel SetMaterial: SteelPackage Contents:1 x Air Chisel Set(8pc)Only the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.