Stripping Tools -2 Pack 10W USB Electric Drill Grinder Sander Pen Hobby Rotary Tool Milling Highlights generic brand 2 Pack 10W USB Electric Drill Grinder Sander Pen Hobby Rotary Tool Milling Description: Small size and weight lightweight, designed with a comfortable handle for better control while drilling. 3 adjustable speeds in the range of 5000 to 15000 rpm, at the press of the button to change according to the material. Each package comes with 25 accessories, all ready and complete. Ideal for cutting, engraving, milling, grinding, polishing, removing and drilling. Applicable material: metal, wood, plastic, plasticine, jewelry, aluminum, etc. specification: Power source: battery Collect chuck diameter: 0.5-3.2mm Rated input power: 10W No-load speed: 5000-15000 r/min Idle time: 2 hours Working time of grinding: max 1 hour DIY supplies: woodworking/polishing/engraving Output voltage: 3.7V/10A Charging voltage: 5V DC (USB) Weight: 183g Color: green, red Size: approx. 17.5x7.3x5.5cm / 6.89x2.87x2.16inch Package includes: 2 pieces electric drills, each including: 1 piece USB cable (5V DC) 1 piece collet chuck 1 piece rubber wheel Tapping rod 1 pcs Circular saw blade 1 pcs Diamond grinding needle 2 pcs Wool polishing wheel 2 pcs Sandpaper circle 3 pcs Twist drill bits 3 pcs Grinding head 5 pcs Electric drill clamp 6 pcs (0.5mm, 1.0mm, 1.5mm, 2.4mm, 3.0mm, 3.2mm) Storage box 1 piece