Features: Small volume, light weight, easily carry, comfort grip handle, offers better control while drilling., convenient and durable to use. Regulating Speed, with LED lights and built in 3.7V lithium battery, five speeds: 3000/6000/9000/12000/15000rpm/min Equipped with 45pcs accessories for drilling,all ready and complete. Perfect electric grinder for engraving, milling, grinding, polishing, removing and drilling, necessary for DIY carving and grinding. Suitable for jade agate, nuclear carving, wood carving, grinding aluminum plate, thin copper board, plastic board, chipboard, printed circuit board, epoxy board. Specifications: Type name: Mini Drill Material: ABS Built in 3.7V lithium battery Speed: Five Speeds: 3000/6000/9000-/12000/15000rpm/min Color: Gray / Green / Red Weight of the whole set: 260g Size:Mixed Quantity: 45PCS/Set Package Includes: 3 Pieces Emery Cutting Piece 18mm 25mm 32mm 1 Piece Emery Connecting Rod 3 Pieces Drill Heads 0.8/1.0/1.5/2mm 10 Pieces Small Sandpaper Ring- 1 Piece Round Firestone Green Diameter 6 1 Piece Tapered Firestone Pink Diameter6 3 Pieces Stainless Steel Cutting Blade 18mm 22mm 32mm 5 Pieces Carborundum- Grinding Needle (Elliptical Point Spherical Cylinder) 1 Piece Small Rubber Shaft 1 Piece Red Gasket Connecting Rod 6Pieces Collet 0.5-/-/1.5-/2.4-/3.0-/3.2 1 Piece T-Firestone (Diameter 8, Blue Green ) 1 Piece Cylindrical-Firestone (Green Diameter 6 ) 1 Piece Tapered-Firestone (Pink Diameter 6 ) 1 Piece Conical-Firestone( White Diameter 6 ) 1 Piece Spherical-Firestone(Pink Diameter 6 ) 1 Piece Big Wool Ring- 1 Piece Usb Data Line 1 Piece Storage Box 1 Piece Usb Drill note: Before using additional accessories not included in this set, compare the maximum allowed RPM- of that specific accessory with the RPM- of this tool. In case- of electrical or mechanical malfunction, immediately switch off the tool. Do not activate switch when changing accessories. Never use the shaft lock when toll running.