1-Bit API or ISO 9001 2-Bit steel tooth bit 3-Bit IADC(117-437) 4-Bit high speed 5-Bit high quality with good price

1,Structure features:

1. Rolling seal bearing structure, cylindrical roller cone in slots in the body, increasing the shaft neck size.

2. Thrust bearing vice respectively by grinding surface treatment and hardening process.

3. The differential pressure and prevent drilling fluid restrictions in the lubricating system all rubber oil storage sac, for bearing system provides good lubrication guarantee.

4. Steel ball lock die, suitable for the high speed.

5. The 250 ° C high temperature resistance, abrasion resistance of new grease.

Product advantage:

GA series bit for O form rubber sealing roller bearing drill bits, low pressure for the high speed drilling drilling, it is an ideal and economic tools

2,details pictures:

3,packing 

  

4,Certificate:

5,we can provide more size 

Steel tooth (IADC)	111, 121,131 117,124,126,127,136,137                                                                                                                                  211,311 216,217, 227
TCI (IADC)	415,435, 417,437 515,525,535,545, 517,527,537,547 615,625,635,,617,627,637,737 512,522,532,612,622,632,732

6, Transport

7,Payment terms

 T/T and L/C are acceptable.(30% advanced payment after sign the contranct ,then 70% payment after see the B/L)

8,contact person

Its our pleasure to serve for you ,we will be grateful if you could give us more good advance!!! 

API&ISO 8 1/2" kingdream Steel tooth tricone bit