Feature 1Made of high hardness aluminum alloy, it is durable, wear-resistant and can be used for a long time. 2With diamond grinding head, it has high hardness and long service life. 3It is equipped with air inlet and air outlet for motor ventilation and heat dissipation. It is used after cooling when overheating and scalding. 4Equipped with speed regulating wheel, can adjust the speed of diamond grinding head. 5Power control switch, one key start, safe and effective, simple operation, high efficiency.Item Type: Grinding ToolsMaterial: Aluminum AlloyApplication: PigletTemperature Control Range: RegularVoltage: 220V-50/60HzPower: 130WSpeed: 8000-32000r/minWeight: Approx. 874g / 30.8ozLength: Approx. 22cm / 8.7in.w-e-text table td,.w-e-text table th,.wang-edit-text table td, .wang-edit-text table th{border: .5pt solid #000;};.w-e-text table,.wang-edit-text table{border: 1px solid #000 !important;}Package List1 x Grinding Tool4 x Grinding Head1 x Handle2 x Accessories2 x SpringsNote1.Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.