Very useful tool suitable for removing paint, rust, and other surface contaminants. Suitable for use on heavy-duty applications such as wheels, engine blocks, chassis rails, and box sections. Fits 150mm and 190mm air chisels or hammers. Features a screw-on design with Allen key grub screws for secure attachment and removal. Loosen during operation as needed. (Allen key not included). The attachment consists of approximately 19 hardened steel needles that effectively chip away at stubborn coatings. Designed for efficient rust and paint removal on a standard size air chisel. Air descaler needle attachment kit compatible with air chisel hammer for paint and rust removal. Heavy-duty steel construction with black oxide finish to help prevent corrosion. Knurled ring for improved grip. Overall length: 220mm. Inner diameter: 30mm. Outer diameter: 45mm. Color: Black. Package includes: 1 x 19-pin air descaler needle attachment. Only the listed item is included; other items shown are not part of the package. Note: Lighting and display settings may cause slight color variations between the product image and actual item. Measurement tolerance: +/- 1-3cm.