325mm Diamond core bits for concrete

1.Using new materials and advanced sintering technology, welding technology. Significantly improve the sharpness and endurance of the drill bit! And, the rate of tooth loss is extremely low! Supporting the use of desktop drilling and hand-held drilling machines. It is widely used in the fields of building's upper and lower drainage pipe, highspeed railway,bridge, air conditioning installation, heating pipe installation, firefighting pipe installation
2.Dry-wet drill base adopts rotary thread design, which can be used for dry and wet drilling, so it is convenient and flexible, and applicable to a wide range of working conditions.
3.It is specially designed for the working condition which is inconvenient to add water.The base adopts the design of opening with thread, which is more convenientforchip removal and heatdissipation.
4.It is suitable for the drilling of mant kinds of materials such as granite,marble,ceramic,etc.Provide fast speed and long life.
The different length is designed to facilitate the drilling of different depth
It is suitable for the operation of high-grade reinforced concrete under complex working conditions. Compared with ordinary drill, this product has the advantages of strong wear resistance, good hand feelingand fast speed of penetrating reinforcement.