... to chip. With CE & ISO certificate. Introduction of drum wood chipper:The drum wood chipper shreds wood log, branch, square blocks, ... certain range according to the thickness of the material. The drum wood chippers are with CE & ISO certificate, make ... safe operation and high quality. Technical Parameter: Zhangqiu Yulong Machine Co.,LtdAdd: Xiuhui, Zhangqiu, Jinan, Shandong Province, ChinaTel: 0086- ...