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 the screws during operation. The attachment consists of approximately 19 hardened steel needles that effectively chip away at rust and paint. Designed to fit standard size air chisels. Air descaler needle attachment kit compatible with air chisel hammers for paint and rust removal. Heavy-duty steel construction with black oxide finish for durability. 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 image and the actual product. Measurement tolerances may vary by +/- 1-3cm.