Electric resin jewelry making set: these electric drill tools are designed for resin jewelry making, the pin vise will help you drill small holes in resin easily, bring you much convenience to make necklace, earring, bracelet, pendant, keychain, model and so on Practical and functional: our electrical pin vise kit is driven by power, more effective and strong to use, 8 pieces drill bits are prepared for you to choose, let your whole DIY making process more smoother; Please make sure the USB is plugged into the plug, not the computer, so that the electric hand drill has enough speed Quality material: the drill pins are made of high-speed steel, sturdy and reusable, combined with electrical resin drill, which can be applied with resin, wood, plastic, polymer clay, beads, pearl and other not too hard surfaces, not fit for hard materials, such as iron, stone and so on Simple to operate: after you choose and install the needed drill bites, as long as the power connected and the switch turned on, you can drill holes for your resin molds, crafts, or other DIY projects that require the drilling of precise holes; Each bit can be tightened, you need to follow the sixth picture to tighten before use You will get: the package comes with 1 piece electric hand drill with 8 pieces drill bits (0.8-1.2 mm), including 2 pieces 0.8 mm, 2 pieces 1.0 mm, 2 pieces 1.1 mm, 2 pieces 1.2 mm, 20 x key rings (gold and silver), 40 x screw eye pins (gold and silver), 40 pieces 7 mm open rings (gold and silver), 1 piece wrench, 110 pieces in total Product Description Read more Different DIY items There are quantities of key chains, open rings and screw eye pins to meet your various needs. And they come with 2 colors, golden and silver. You can choose your favorite one to make DIY craftwork. Easy to operate After installing the tool, you just need to plug the USB cable and then press the button to start it. After you make a hole successfully, you just need to press the button again to turn it off. You can easily operate it. Different drill bits sizes We have 4 sizes of the drill bits, 0.8mm, 1mm, 1.1mm, 1.2mm. You can choose the suitable one when DIY different items. And each size has 2 pieces in order to replace old one.