1. Specialize in grinding screw tap. It’s precise, easy operation and efficient, also can save large sum of expense for purchasing blade annually.
2. Send you Taiwan diamond wheel, can be secondary re-used, with accurate angle and long service life.
3. The electrical controlled high-rate DC motor features stable power, strong horsepower, efficient and long service life.
4. Developed and researched Y3B can sharpen the screw front angle, the front angle can control at random.
Please browse our website to watch the operation video