PROFESSIONAL TYRE REGROOVER: The 1000 w tire slotter mainly transmits current through a high-frequency inverter power supply to form a resistance heating blade in the handle to cut and slot the tires of trucks or tractors to restore the tire's grip;it is a very practical slotting tool; especially for solid truck tires and other rubber products 4-SPEED ADJUSTABLE POWER: This tire regrooving machine can carve pattern grooves with a width of 3-20 mm and a depth of 7-16 mm on tires and rubber,for tire carving and plastic rubber grooving; four-speed adjustment, the larger the gear, the deeper the carving pattern U/V TYPE CARVING PATTERNS: The automobile tire grooving machine is equipped with 10 U-shaped/V-shaped blades, which can be used to carve various tire patterns;the groover is light in weight, and the separate heating of the blade allows your to simple complete the cutting and grooving work SUSPENDED HEAD DESIGN: The unique suspended head design effectively reduces the decline of tool electrical efficiency caused by tire dirt;our tire groover tool only heats up the blades, so it can freely touch the tires and prevent thermal degradation on the racing tires;the blade fixing mechanism can also effectively protect the cutting edge of the blade APPLICATION: Tire grooving tool has multiple protection functions such as overtemperature, overheating, overvoltage, and overload, air vents, as well as a built-in cooling fan can effectively guarantee safety during use;for many kinds of tires such as motorcycle tyre, truck tyre, ATV tyre ect