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. Constructed with approximately 19 hardened steel needles that effectively chip away at rust and paint buildup. Designed to fit standard size air chisels for efficient descaling. Air descaler needle attachment kit compatible with air chisel hammer tools. Heavy-duty steel casing with knurled ring for improved grip. Black oxide finish for enhanced durability. Overall length: 220mm. Inner diameter: 30mm. Outer diameter: 45mm. Color: Black. Material: Steel. 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 variations in color representation. Measurement tolerances may vary by +/- 1-3cm.