Feature: 1. Low‑voltage design, all‑copper motor as the power unit, a variety of grinding and drilling accessories make it a wide range of applications. 2. Easy to use, light and can be held with one hand, which is convenient for your work and reduces hand fatigue. 3. Complete tools to meet your different needs, it is the best choice for DIY jewelry processing lines, etc. 4. Used in a wide range of materials, such as stainless steel, ceramics, glass, plastic wood animal corner acrylic board, etc. 5. Mini electric grinder set with various functions, which can be used for punching, engraving, painting, marking, trimming, polishing, etc. Specification: Item Type: Mini Electric Grinding Material: ABS+Brass Model: P500-1A Input Voltage: AC100-240V 50/60Hz Output Voltage: 12V. Package List: 1 x Electric Drill4 x Polishing Heads1 x Rod2 x Grinding Wheel 1 x Power Adapter 5 x Drill Clamp5 x Drill Bit1 x Plastic Box Note: 1. Keep your work area clean and tidy.2. Do not use it in an environment with explosive gas or dust.3. Pay attention to the safety of electricity, do not use the tool in a humid environment or in the rain.4. Make sure that the fixing nut of the chuck has been tightened before starting the tool.5. The continuous use time of this product is not more than 15 minutes. Do not block the heat dissipation port during use. When the motor is stuck during operation, turn off the switch in time to avoid burning the motor.