● 400W sufficient power, high-power chuck electric grinder, strong power;

● The head shell wraps the drill chuck, humanized design, to prevent the drill chuck from hitting the hands and workpieces during work;

● Equipped with professional-grade, high-speed drill chuck;

● The front and rear adopt a labyrinth-type dustproof structure to ensure the service life of the front and rear bearings;

● Brush holder structure, extended brush, longer life;

● Lightweight design, more comfortable to hold;

● High concentricity, small vibration, truly "meticulous craftsmanship";

● Rear derailleur switch, unique and exquisite appearance;

● High-power chuck electric grinder, suitable for professional operations such as stone carving, stone tablet engraving, Metal grinding, etc.,