T38 T45 T51 Thread Rock Drill Tungsten Carbide
Thread rock drill bits with hardness carbide buttons: Application: mining, quarring: material: high quality steel and high quality alloy carbide: Diamater: 45mm,48mm,51mm,64mm,76mm,89mm,102mm,115mm,140mm,165mm: Thread type: R25,R32,T38,T45,T51: Face shape: flat shape and drop-in-center shape: button shape: domed and …
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