HZ-20 Pavement Core Drilling Machine;Core drilling rigs for concrete.
It is applicable for core drilling test for concrete and asphalt road surface at roads.
Technical parameters:
1, Maximum diameter of core drilling:φ200mm
2,Maximum depth of core drilling: 700mm
3,Power of motor: 5.5/9/10/13HP
skype=chinesemoulds(at)hotmail