1)15 year's experience in drill bit
2)certificate:ISO9001:2000
3)delivery in time
4)long life time
5) MOQ:1 piece
Port: Tianjin
Minimum Order Quantity: 1 Piece/Pieces drill bit
Supply Ability: 500 Piece/Pieces per Month drill bit
Payment Terms: L/C,T/T,Western Union
Contact Supplier
Packaging Detail: wooden case or cartons case and/or as your requirement
Delivery Detail: within 7 days
About us
Heijian Baoxing Petroleum Machinery Co.Ltd and 15 year's experience in drill bit
All our products have passed ISO9001 certification
With the business philosophy of "high quality goods, create the brand, struggle for first-class" we assure our products of the best quality by adopting advanced design technology, manufacturing process and strict quality control
About product
1)12 1 / 4 or more bits (including the 12 1 / 4) use of ball bearings - roller - thrust structure
2) 12 1 / 4, the following drill bit roller bearings - Ball - Small shaft slide - thrust structure, suitable for high speed
3)Sealed bearing drill bit, drilling fluid directly into the bearing cavity cooling bearings, suitable for drilling geothermal wells
Steel tooth bit size | API Connecting thread | Weight (kg) | |
| In | mm | ||
| 4 5/8 | 117.5 | 2 7/8 | 6.0 |
| 4 3/4 | 120.6 | 2 7/8 | 6.5 |
| 5 3/4 | 146.1 | 3 1/2 | 16.5 |
| 5 7/8 | 149.2 | 3 1/2 | 17.0 |
| 6 | 152.4 | 3 1/2 | 18.0 |
| 6 1/4 | 158.7 | 3 1/2 | 19.0 |
| 6 1/2 | 165.1 | 3 1/2 | 19.0 |
| 6 3/4 | 171.4 | 3 1/2 | 19.0 |
| 7 1/2 | 190.5 | 4 1/2 | 26.5 |
| 7 7/8 | 200.0 | 4 1/2 | 29.0 |
| 8 3/8 | 212.7 | 4 1/2 | 35.0 |
| 8 1/2 | 215.9 | 4 1/2 | 35.0 |
| 8 3/4 | 222.2 | 4 1/2 | 36.0 |
Model No.: IADC427
Features: Supply all kinds of Rock Bits
20years experience in rock bits market
API&ISO9001 certification
High quality low price
Model No.: PDC drill bit NW series
Features: PDC drill bit,PDC non-coring drill bit,Three/Four wings PDC drill bit,Water well PDC drill bit,Geothermal PDC drill bit,Coal bit
Model No.:
Features: Countersink bits are used for glass countersink
Model No.:
Features: 1.PDC mining bits suitable for drilling large diameter hole under large torque
2.High pump and fast drilling speed
3.Sell well
Model No.: PDC non-coring bit 15
Features: 1. Higher Average ROP
2. Greater Stability
3. Greater Durability
4. Ten years in PDC Bit field
5. API Approved
Model No.: PDC non-coring bit 14
Features: 1. Higher Average ROP
2. Greater Stability
3. Greater Durability
4. Ten years in PDC Bit field
5. API Approved
Model No.: coal rock drill,rock coal drill s...
Features: 1.Coal bit/Rotary bit
2.OEM Coal bit/Rotary bit
3.Coal bit with best price,long life
4.For coal mining,coal bed,coal seam
Model No.: AQ,BQ,NQ,HQ,T Series
Features: Diamond core drill bit for quartzite/concrete/marble/granite drilling
Competitive Price,Fast delivery,Best quality
Model No.: 42mm-450mm
Features: 1.Diamond drill bit is applicable for broken hard rocks;
2.Over 25 years expeiences;
3.High quality best price;
4.Sell well
Model No.: 1306,1308,1313,1608,1613,1908,191...
Features: PDC cutter for PDC oil bit
1306,1308,1313,1608,1613,1908,1913,1916,1919 PDC cutter insert
Higher abrasive & impact resistance
Model No.: AQ,BQ,NQ,HQ,T Series
Features: AQ,BQ,NQ,HQ,PQ Single/Double/Three tube impregnated diamond core bit
Diamond core drill bit for mining,geological exploration
Model No.: PDC drill bit NW series
Features: 1.PDC drill bit for water well drilling Manufacturer
2.Water well drilling bit with PDC cutter,More faster and high abrasive