Small size and light weight, designed with comfort grip handle for better control during drilling. 3 speeds adjustable in the range of 5000-15000 r/min, on button press to change according to the material. Great for cutting, engraving, milling, grinding, polishing, removing and drilling. Applicable material: metal, wood, plastic, modeling clay, jewelry, aluminum, etc. Power Source: Battery Collect Chuck Diameter : 0.5-3.2mm Rated Input Power : 10W Non-Load Speed : 5000-15000 r/min Idling Time: 2 hours Grinding Work Time: 1 hour maximum DIY Supplies : Woodworking/Polishing/ Engraving Output Voltage : 3.7V / 10A Charge Voltage : 5V DC (USB) Weight: 183g colour:Grey Material:ABS size:Electric Drill Bit Collet: 0.5mm, 1.0mm, 1.5mm, 2.4mm, 3.0mm, 3.2mm Package Contents: 1 x Electric Drill 1 x USB Wire 1 x Clamp Mandrel 1 x Rubber Wheel 1 x Tapping Rod 1 x Circular Saw Blade 2 x Diamond Grinding Needle 2 x Wool Polishing Wheel 3 x Sandpaper Circle 3 x Twist Drill Bits 5 x Wheel Grinding Head 6 x Electric Drill Bit Collet 1 x Storage Box Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!