Specification: Thread:R25,R28,R32,R38, T38,T45,T51,ST58,GT60 Diameter:38--127 Head style:H(For extremely hard rock),A(For hardrock) S(For soft rock),M(For abrasive rock) Skirt: Normal, Lengthen, Retrac Features: Made from top quality steel and tungsten carbide as same as internationally well-known ... Lire la suite
Specification: Thread:R25,R28,R32,R38, T38,T45,T51,ST58,GT60 Diameter:38--127 Head style:H(For extremely hard rock),A(For hardrock) S(For soft rock),M(For abrasive rock) Skirt: Normal, Lengthen, Retrac Features: Made from top quality steel and tungsten carbide as same as internationally well-known ... Lire la suite
Specification: Thread:R25,R28,R32,R38 T38,T45,T51 Diamete:H25,H28,H32,H35,D38,D45,D51 Length:0.8-6M Main products:Drifting rod,Extension rod,MF rod Features: Made from steel as same grade as internationally well-known brand. Hollow drill steel processing by Boring Method ensuring quality reliability ... Lire la suite
Specification: Thread:R25,R28,R32,R38 T38,T45,T51 Diamete:H25,H28,H32,H35,D38,D45,D51 Length:0.8-6M Main products:Drifting rod,Extension rod,MF rod Features: Made from steel as same grade as internationally well-known brand. Hollow drill steel processing by Boring Method ensuring quality reliability ... Lire la suite
Specification: Thread:R25,R28,R32,R38 T38,T45,T51 Diamete:H25,H28,H32,H35,D38,D45,D51 Length:0.8-6M Main products:Drifting rod,Extension rod,MF rod Features: Made from steel as same grade as internationally well-known brand. Hollow drill steel processing by Boring Method ensuring quality reliability ... Lire la suite
Specification: Thread:R32,R38,T38,T45,T51 Length:300--800 Drill Rig Series:Sandvik,Atlas ,Furukawa, Ingersoll- Rand,Montabert Features: Select the excellent alloyed steel as raw material Apply the specific CNC processing equipment and procedure to ensure the manufacturing quality of shank details, ... Lire la suite
Specification: Thread:R32,R38,T38,T45,T51 Length:300--800 Drill Rig Series:Sandvik,Atlas ,Furukawa, Ingersoll- Rand,Montabert Features: Select the excellent alloyed steel as raw material Apply the specific CNC processing equipment and procedure to ensure the manufacturing quality of shank details, ... Lire la suite
Specification: Thread:R32,R38,T38,T45,T51 Length:300--800 Drill Rig Series:Sandvik,Atlas ,Furukawa, Ingersoll- Rand,Montabert Features: Select the excellent alloyed steel as raw material Apply the specific CNC processing equipment and procedure to ensure the manufacturing quality of shank details, ... Lire la suite
