Hot selling tapping machine hand drill,drill grinding machine,core drilling rigs

Concrete core drilling machine 

Concrete core drilling machine is mainly used in building, highway, airport, wharf, dams and other hardened concrete core, has the advantages of simple operation, convenient portability, core drilling core sample accurate, smooth surface, and the core sample no accident damage, the road transport sector is indispensable, building departments and related institutions equipment. This machine conforms to the standard of GB11818 89 < concrete core drilling and core taking machine technology requirement>. In addition, the drilling machine can be used for drilling and coring of other non metallic brittle materials, such as refractory materials, ceramics, glass and rocks. Concrete core drilling machine for drilling engineering test core drilling or fixed guardrail anchor hole.

Model: HW-18/2EBM

Brand: HW

Original: China

Brick Drilling Range:5''-132mm

Concrete Drilling Range:3''-80mm

No-load Speed(RPM):700-1200 /1050-1750

 Model: HW-26/3EBM