タイトルまたは説明

  Diamond reaming shell are important tools to be used together with bits.It's main function are maintaining borehole gage.Improving drill string stability and protecting lower drill string from excessive wear.
Helical type reaming shell provides a good passage for drilling fluids.The matrix is wearproof,and its service life long.


Size Available:
Qseries:AQ,BQ,NQ,HQ，PQ，BQ3，NQ3/NQTT,NQ2,HQ3/HQTT,PQ3/PQTT     
T2 Series: T2 *6,T2 *6,T2 *6,T2 *6,T2 *6,T2 **1
T6 Series: T6 *6,T6 *6,T6 **1,T6 **6,T6 **1,T6 **6, T6S **1
T Series:  T*6,T*6,T*6,T*6,T*6,T*6
Z Series:  Z*6,Z*6,Z*6,Z*6,Z*6,Z**1,Z**6,Z**1,Z**6
B Series:  B*6,B*6,B*6,B*6,B*6,B*6,B**1,B**6,B**1,B**6
WF Series: HWF,PWF,SWF,UWF,ZWF
WT Series: RWT,EWT,AWT,BWT,NWT,HWT
WM Series: EWM,AWM,BWM,NWM
WG Series: EWG,AWG,BWG,NWG,HWG
Others:   NMLC,HMLC,LTK*8,LTK*0,BGM,NGM,ADBG,TBW,TNW,
ATW,BTW,NTW,NXD3,AX,NX,NXC,AXT,T6H,4 9/*6,NWD4,**2F,SK6L**6,
TT*6,TB*6,TS**6,CHD*0