Features:* The mini electric drill is specially designed for the production of resin jewelry. Needle nose pliers can easily help you drill small holes in the resin. This is an excellent epoxy set for necklaces, earrings, bracelets, charms, keychains, models, sculptures, dolls, etc.* Our electric drills are powered by power. Compared with hand drills, it saves time, labor, and accuracy.* Electric drills are durable and reusable. They can be used on resin, wood, plastic, polymer clay, beads, pearls or other non-hard surfaces. * Not suitable for hard surfaces such as iron and stone.* Easy to use: Once you have selected and installed the required drill bit, as long as the power is connected and the switch is on, you can drill holes for resin molds, crafts or other DIY projects that require precise holes. In addition, the package includes detailed instructions on how to install the drill. Specifications:Product Name: Mini Electric DrillMaterial: ABSColor: BlackCharging Speed without: 11000rpm Rated Output: 18W Suitable Sleeve Range: 0.7-1.3mmProduct Size: (Approx.) 123x35x35mm Supply Voltage: 5VDecable Length: 1.68m/ 5.51inch Optional Type: A, B, C Suitable for: Wood Drilling, Plastic Plate, Cardboard Quantity: 5pcs (Set #A), 12pcs (Set #B), 112pcs (Set #C)Package Included: Set #A: 1 x Mini Electric Drill, 3 x Drill Bits (1mm, 1.2mm), 1 x WrenchSet #B: 1 x Mini Electric Drill, 10 x Drill Bits (0.8-1.2mm), 1 x WrenchSet #C: 1 x Mini Electric Drill, 10 x Drill Bits (0.8-1.2mm), 1 x Wrench, 100 x Eye ScrewsNote:1. Transition: 1cm=10mm=0.39 inch.2. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.3. Please allow slight manual measurement deviation for the data.