Please be kindly noted，the listed product is produced and distributed abroad and subject to the laws of its country of origin。    It is a professional tool for engraving, grinding, drawing, trimming, polishing, removing and drilling. It's designed for application of stainless steel sheet, porcelain, stone, glass, plastic, wood, aluminum sheet, bracelet, etc.    Features:  Necessary for DIY carving and grinding. Suitable for carving jade, agate, walnut, wood and etching glass.  ROTARY TOOL KIT: Includes 5 collets(0.5~3mm), 5 drill bits, 4 stone grinding bits, and 2 grinding wheels.  MINI & LIGHTWEIGHT: Small as your palm, which comes with a molded carrying case, compact and lightweight to be carried around.  LIGHT-DUTY: With speed of 12000rpm, easy to handle aluminum plate, thin copper board, plastic board, chipboard, printed circuit board, epoxy board.  MULTI-PURPOSE TOOL: Perfect for cutting, sanding, polishing, shaping, drilling, deburring, grinding and more    Note:   *Make sure all the attachments are tight before use.  *It is recommended that continuous working time of the unit is better not to over 15 minutes.  *Do not block the heat emission holes when using.    Specifications:  Material: Plastic  Color: Grey  Plug Type: EU / US (optional)  Power: 12W  Speed: 12000rpm  Collet Capacity: 0.5 ~ 3mm  Frequency: 50 ~ 60Hz  Max. Dia of Grinding Wheel: ≤25mm  Item Size: 14*4*3.5cm / 5.51*1.57*1.37in  Item Weight: 106g / 3.73oz  Package Size: 21.5*14.5*7cm / 8.46*5.7*2.75in  Package Weight: 473g / 16.68oz    Packing List:  1 * Electric Drill  1 * AC/DC Adapter  5 * Drill Bit  4 * Stone Grinding Bit  5 * Collet  2 * Grinding Disc  1 * Mandrel