ITEM NAME:Electric Mini Grinder Polishing Tool Carving Machine for Metal Wood Glass Description Specification: Brand new Material: Metal Color: Black Plug: EU Power: Single Phase, 50-60Hz, Double Insulated Single Speed: 2000RPM Variable Speed: 20000RPM Spring Chuck type: 0.3-3.2mm Voltage: 220V Feature: Built-in copper-windings motor offers the grinder longer service life. Revolving speed is adjustable, you can replace grinding head easily by pressing the button. Perfect electric grinder for cutting, engraving, milling, grinding, polishing, removing and drilling. Applicable to stainless steel, porcelain, stone, glass, plastic, wood, bracelet, etc. Fine workmanship. Small in size, light in weight. Safe and easy to use. Convenient to carry. Durable in use. Package Included: 1pc x Engraving Pen 1pc x Adapter 6pcs x Diamond Grinding Head 6pcs x Sandpaper Grinding Head 1pc x Use Manual Note: Please allow a little size errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same..Perfect electric grinder for cutting, engraving, milling, grinding, polishing, removing and drilling. Applicable to stainless steel, porcelain, stone, glass, plastic, wood, bracelet, etc. 1pc x Adapter.