product Introduction
Solid drill bit: it is suitable for rock or hard layer drilling.
Hollow drill bit: it is suitable for soil layer drilling.
Features
- 1The drilling bit has the advantages of reasonable structure, high verticality, large impact strength, fast drilling, economical durability, good welding performance, etc. well received by consumers.
Application
It is an indispensable tool for the construction of railways, highways, bridge construction, basic engineering, hydropower stations, impervious walls of reservoirs, building foundations, farm wells and other constructions. It is suitable for various geological constructions such as sediment, pebble layer and rock.
