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This machine only on the adjusted-plane area. Pull the cable from the hand winch and tie it with a strong pillar within 30 meters away. Then manually spin the cable winch to move the screed forward. The machine works by vibrate the flame to compress the concrete.
Vibrating Truss Screed works under the manual Hand Winch system that has cable to pull it forward. The vibrating system compress the rocks into the concrete so the surface become smooth and flat.