1.all kind of bullet tooth. 2.40Cr steel body use or 42CrMo. 3.heat-treated hardness 40-44HRC.

40Cr steel body use or 42CrMo, heat-treated hardness 40-44HRC, high strength and toughness, high strength wear resistance; the head by a low pressure vacuum sintered carbide, good weldability and bending strength, wear etc. application: engineering infrastructure walls / wells and with the machine: the design of such products during the job will be to ensure a high tunneling rate, long duration of use, short time to replace them to ensure a higher daily work process, savings.

                                                                                        

                             

Rotary Drilling Rig Carbide Coal Mining Bullet Teeth