Adopts High Technology The tire engraving machine adopts German pulse heating technology, pulse heating, instant heating when in use, no heating when stopping use, thus protecting the cutter head and blade, making it durable and easy to use. Easy to Control The user is aware of the real-time of the temperature listed in the panel. The machine will thermostatically work at the set temperature. It gives you a precise, consistent cutting depth and virtually automatic operation. 20 Tire Blades This tire grooving machine comes with 20 tire blades including U-type and V-type blades from 2 mm-10 mm. Intelligent Temperature Control Using intelligent temperature adjustment, it is more intuitive and convenient to operate. Air-cooling technology is adopted. A small exhaust fan is installed in the sign, which plays a role of heat dissipation during work, which is safer and more reliable. Heat & Corrosion Resistant We use impact and corrosion resistance material and refractory material for the handle to ensure the durability of the service life. Adopt 4V DC power supply, voltage overload protection, safe use. Wide Use The tire groover tool has a wide application including race car tires, truck tires, motorcycle tires, karting tires, ATV tires, industrial tires, etc. Tire Groover Machine Tire Groover Machine with LED Digital Display Add to Cart Add to Cart Customer Reviews 4.2 out of 5 stars 34 3.7 out of 5 stars 20 Price $229.99$229.99 $205.99$205.99 Color Blue Blue Blade 20 pcs Blades 20 pcs Blades Power 400W 450W