Advantages: Hongtu 4100 drill fence whole structure, reasonable layout, excellent quality of the fuselage, the most strengthening quality assurance. Body comes firmly linked to their own drag compressor. Do not have to configure the anterograde transport of construction equipment, high efficiency pneumatic drilling, drilling depth of construction requirements, pass intact, reliable quality. Main functions: to meet customer objectives, development of automatic drilling machine to solve the rapid construction of Highway drilling industry into human too low drilling efficiency, a comprehensive solution to the existing low-quality drilling process. Also indirectly improve road construction and traffic safety. At the same time as the construction side to save a lot of manpower costs. Buying hotline: 028-82721306 http://www.hldzj.cn/product/hds/15.html