【Custom model, price is for reference only】 1. The main transmission adopted timing belt (Italian branded) and is equipped with variable frequency motor speed control. 2. Under modular design concept, the double straight edge machine can be equipped with enhanced polishing and low e deletion devices. The polishing spindles can be selected pneumatic polishing or automatic feeding polish which improving the polishing quality and reduce the labor intensity of workers. 3. Safety feature such as safety rope protection mechanism can be find in the machine to protect the operator and maintenance personnel.