Product Application

Surface mining

Threaded drilling rodss for open-air rock drilling operations

The thread connection drill tools for open-air rock drilling operations include thread column-tooth drill bits, reaming drill bits, thread drill rods, guide drill rods, connection sleeves and shanks.

Threaded button bits		T38、T45、T51、EL60、T60
Threaded button bits	Bit diameter	54mm、57mm、64mm、70mm、76mm、89mm、95mm、102mm、115mm、127mm、140mm、150mm、152mm、165mm、178mm
Coupling	Thread specification	T38、T45、T51、EL60、T60
	Product diameter	56mm、63mm、66mm、72mm、76mm、85mm
	Product length	190mm、210mm、225mm、235mm、275mm、300mm、330mm、335mm、340mm、375mm
Guide drill rod	Thread specification	T45、T51、EL60、T60
	Drill rod specification	D65、D76、D87
	Drill rod length	3050mm、3660mm、4265mm

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