Features: * Durable and reliable, small size, light weight, easy to carry, comfortable handle, provides better control when drilling, easy to use. * Speed-adjustable design, 3-12V fixed-speed power supply, precise control, easy to control. * Complete accessories, equipped with 10 drilling accessories, everything is ready. * Ideal electric grinder for cutting, engraving, milling, grinding, polishing, removing and drilling. A grinder engraving kit is essential for engraving and sanding. * Suitable for jade agate, core carving, wood carving, ground aluminum plate, thin copper plate, plastic plate, particle board, circuit board, epoxy board. Specification: Name: Handheld mini electric grinder kit Motor model: 385 type motor Power supply voltage: 220V Rated power: 6-24W Maximum speed: 13000 rpm Maximum grinding wheel diameter mm: 30mm Chuck clamping range: 0.3-4mm Transmission mode: infinitely variable speed Electric grinder body size: 12*3*3cm Set 1 Packing included: 1 * Handheld Mini Electric Grinder 1 * Infinitely Variable Speed Power Supply 1 * Wrench 10 * Drill Bits 10 drill bit sizes: 0.8/1.0/1.2/1.5/1.8/2.0/2.2/2.5/2.8/3.0mm Set 2 Packing included: 1 * Handheld Mini Electric Grinder 1 * Infinitely Variable Speed Power Supply Set 3 Packing included: 1 * Handheld Mini Electric Grinder 1 * Infinitely Variable Speed Power Supply 1 * Wrench 10 * Drill Bits 105 * Electric Grinding Accessories 30 * Grinding Needle Note: 1. Due to manual measurements and slight color variations, please allow 1-3 cm 0.4-1.18 inches difference to suit different display settings. 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand. _x000D_