1. Excellent durability and flexibility in using.

　　2. Specially designed cords enhance durability and length stability.

　　3. Excellent in resistance againt heat, orl and water.

　　4. Show stable in high speed rotation.

　　5. Resistant to heat, oil, fatigue, aging and friction due to excellent and special frame.

　　6. Large power, high speed, long service life, small distortion, less space occupying.