Our company has the design and production capacity of core drilling tools, and we can design and produce suitable core drilling tools according to the needs of customers. Our core drilling tools can be used for complex operations such as horizontal core taking, closed core taking and directional core taking. The diameter of core can be obtained is 66.7 mm, 80 mm, 101.6 mm, 110 mm and 120 mm, and the length of core intercepted is 9 m, 18 m and 27 m.