... engine chosen 3/4"hexagonal drive sha Concrete Scarifying Machine CSC200,200mm Working Width Product DescriptionFeaturesCutting depth ... concrete cutter series,edging/walk-behind/ride-on power trowel series,tamping rammer,vibratory truss screed,surface finishing screed,scarifying machine ... Engineering Co., Ltd.,a leading manufacturer of concrete finishing equipment for over 10 years,is an enterprise ...