ARROWMAX SGS Engraving Pen Cordless Rotary Tool Kit Electric Mini Grinder With 42 Bits For Crafts Metal Wood Glass Carving

Product description: SGS design a power button and a gear adjustment button,and an OLED high-definition digital display screen. The SGS handle comes in quadratic shape with curved surface to achieve the best control and grip during operation. The specially formulated high-capacity LiPo battery makes more efficient use of the internal space of the product, and the LiPo battery capacity reaches 500mAh. With magnetic charging design,it can be used for 2 hours when fully charged in 80 minutes. The standby time can be up to 90 days, and the LiPo battery we use has passed the US TUV certification. SGS is simple to replace the bit, just loosen the chuck to remove and insert the bit, tighten the chuck for immediate operation. SGS comes with aluminum alloy storagebox, which is convenient for storage and management of all accessories. Containing 12 polishing bits and 30 engraving bits. The parts are CNC precision machined, so that every work can be precise and agile!