Strong power, made of a high-efficiency, high-quality steel cutting blade, prolongs, and durable, thickened fuselage and cross beam adjusting nut to improve efficiency, thickened roller easy to use and more assured, thicker baseplate for more stable operation. Pure Copper motor. The rotor is treated with binding line, the starter is encapsulated to prevent flying debris, and the motor cover has heat dissipation holes, which can dissipate heat quickly.