Variable Speed Mini Rotary Tool Kit with USB Charging, Engraving and Polishing Pen for Crafts

Mini USB-chargeable rotary tool kit by NEWACALOX, 10 W rated input power, variable speed with no-load speeds of 5,000 / 10,000 / 15,000 rpm. Dimensions about 8.35 × 2.80 × 2.17 in (21.2 × 7.1 × 5.5 cm), weight about 12.6 oz (357 g). Disc diameter 100 mm (3.94 in) with 14 mm bore. Intended for home DIY; USB charging and customizable.