Features: 2 models for your option: KP-6902 has 2 sanding pads, KP-6903 has a sanding pad, 2 rubber pads and an iron pad. The replaceable pad is easy to replace to meet different working needs. Eccentricity polishing design, with high efficiency and good performance. Aluminum alloy body with paint treatment, with good oxidation resistance. Portable and lightweight, with non-slip handle, easy to operate. Adjust speed and force according to different working needs. The air inlet with filter can prevent debris from entering the machine. This straight line air sander is suitable for polishing, waxing in mould, metal surface, wood, furniture, car and more with irregular shapes or narrow gaps. Note: Size and color may be slight different because of manual measurement and different light conditions. Thanks for understanding.