Features 1、Accurate Grinding: This grinder features high concentricity accuracy movement, strong and durable, you can make your arts in your control, take it with confidence! 2、Multi Purpose: This grinder kit can be used for grinding, engraving, trimming, polishing, etc. You can use them to make amazing works. 3、10Pcs Grinding Heads: There are 10 pieces grinding heads in the package in different shapes that you can use them respectively according to your actual needs, very practical! 4、Metal Body: The body of the micro pencil die grinder is made of metal, which is smoothly and wear resistant, has a good grip, improving using experience. 5、Easy Carrying: Comes with small sizes and lightweight, you can easily take this grinder kit with you to help with your work. Specification Item Type: Air Micro Grinder Kit Material: Metal, Plastic Package List 1 x Grinder Pen 1 x Collet 1 x Connector 1 x Oilcan 1 x Lubricator 10 x 3mm Collet 1 x Intake Pipe 1 x Silencing Pipe 2 x Wrench