Feilong - Model Plate Type -Pilot Bit

Suitable for guided diing in the soft soil formation. Different pilot plates and lly materials can be flexibly selected according to the specific geological engineering, thus effec-tively promote the construction fficiency. Twotypes of plolt bit, the first form: with the octagonal connec-tion which passes the torque, prewents damage or seizure of the thread connection, ailtating disassembling of the pilot bit.the second form: without the octagonal connection.