API 8 1/2" TCI Drill Bit/Insert Tricone Rotary Bit/ Rock Bit for Well Drilling 

1-API or ISO 9001:2008 

2-Delivery Date: In 7 work days 

3-Delivery term: By air or sea 

4-MOQ: one piece 

5-Brand new 

6-IADC: 517 

7-Packing: Plywood Case 

1- About Us Hejian Fanglei Drill Equipment Co.,ltd has specializes in the supply of many kinds of famous brand PDC bits, TCI bits, steel tooth bits, drag bits, hole openers and any other drill equipment accessories. Our company has worked on international trade business for over 20 years.

Our work team has the professional knowledge and experience to successfully meet your needs. At present, our drilling bits are widely exported to United States, Turkey, Tunisia, Saudi Arabia, Egypt, Malaysia, Korea and so on . 

2- Product Specify 

1) Condition: 100% new with original packing and documents 

2) Manufacturer brand name: Kingdream 

3) The exact bit size: 8 1/2” =215.9 mm 

4) IADC code: HA517 TCI 

5) Seal type: O-Ring Sealed Bearing 

6) Bearing type: Sealed Journal bearing 

7) Nozzle quantity and nozzle size: 3 nozzles 

8) Connection joint Pin size: 4-1/2”