1. Portable tire regroover with 1000W power for recutting and regrooving truck or tractor tires using resistance heating, ideal for large tires like truck solid tires and other rubber products to extend their life. 2. Multi-functional cutting with 10 types of blades including U-type and V-type, capable of creating grooves in rubber with widths from 2 mm to 10 mm and depths from 9 mm to 14 mm to meet various tire needs. 3. Ensures precise and consistent cutting depth by locking at the proper angle with operator-applied pushing force, making it easy to maintain accuracy for smooth rubber tire cutting. 4. Easy to use and control with digital adjustable heating power via an output voltage knob and LCD screen display, allowing stepless adjustments for effortless rubber cutting. 5. Prevents rubber heat degradation with a blade heating system that ensures fast, smooth gliding over the tire surface, minimizing heat effects and reducing deterioration from tire dirt for improved tool efficiency.