1. Very useful tool suitable for removing paint, rust etc.. 2. Suitable for use on heavier work such as wheels, engine blocks, chassis rails and box sections. 3. Fits 150mm and 190mm Air chisels/hammers. 4. Screw on design. Tighten the Allen key grub screws to attach and remove. Loosen during use. (Please note, Allen key pictured is not included) 5. This attachment is made up of approximately 19 needles which chip away at the surface. 6. This tool is suitable for removing rust and paint, it screws on the end of a standard size air chisel. 7. Air Descaler Needle Attachment Kit Fits Air Chisel Hammer Removes Paint & Rust 8. This attachment is made up of approximately 19 needles which chip away at the surface. 7. This tool is suitable for removing rust and paint, it screws on the end of a standard size air chisel. To be used with an air chisel Colour: Black Material: Steel Heavy duty steel casing Knurled ring Black oxide finish to prevent corrosion 220mm length 30mm diameter (inner) 45mm (outer) Package Contents: 1* 19 Pin Air Descaler Needle