1,best quality
2,low price
3,wide size code range
4,delivery on time
Port: tianjin
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 50 Piece/Pieces per Week
Payment Terms: L/C,T/T,Western Union,MoneyGram
Contact Supplier
Packaging Detail: steel boxes or as buyers following
Delivery Detail: 7
.Cutting Structure
The durability of premium tungsten carbide insert is improved with new formulas and new techniques and new techniques.
2. Gauge Structure
Gauge protection with gauge inserts on the gauge surface of the cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability.
3. Bearing Structure
Air cooling roller bearing package. Balls lock the cone, which reduces the probability of cone-dropping to minimum.
4. Product Application
It is suitable for mining applications.
5. Current Main Availability
| Diameter/Inch | IADC CODE |
| 3 1/2 | 211, 121, 241, 537…. |
| 3 7/8 | 131, 211, 537, 517…. |
| 4 1/2 | 211, 121, 241, 537…. |
| 4 3/4 | 131, 211, 537, 517…. |
| 5 1/2 | 131, 211, 537, 517…. |
| 6 | 211, 121, 241, 537…. |
| ……….. | ……………………………… |
| 12 1/2 | 211, 121, 241, 537…. |
| 14 3/4 | 131, 211, 537, 517…. |
| 15 1/2 | 211, 121, 241, 537…. |
| 17 1/2 | 131, 211, 537, 517…. |
| 18 1/2 | 211, 121, 241, 537…. |
| ……….. | ……………………………… |
| 26 | 131, 211, 537, 51 |
Model No.: 42mm-450mm
Features: 1.Diamond drill bits is applicable for broken hard rocks;
2.Over 25 years expeiences;
3.High quality best price;
4.Sell well.
Model No.: 42mm-450mm
Features: 1.Diamond drill bits is applicable for broken hard rocks;
2.Over 25 years expeiences;
3.High quality best price;
4.Sell well.
Model No.: 75mm; 94mm; 113mm etc.
Features: 1.Drill bits applicable to drilling hard formation;
2.Drilling fast;
3.Good cost performance;
4.Over 25 years experience.
Model No.: 75mm; 94mm; 113mm ect.
Features: 1.Oil bits with arc design of petroleum drill bits;
2.Higher cost performance;
3.Over 25 years professional experiences..
Model No.: 25mm-450mm
Features: 1. This pdc mining drill bits can drill fast;
2. Longer service life;
3. More than 25 years professional experiences.
Model No.: 50mm; 65mm; 56mm; 65mm.
Features: 1. The 3 blades rock bits has long service life;
2. High efficiency;
3. Extra-large drainage hole;
4. 25 years experiences.
Model No.: 75mm~450mm
Features: 1.PDC drill bits suitable for drilling the large diameter hole;
2.High efficiency;
3.Over 25 years professional experiences.
Model No.: 75mm; 94mm; 113mm etc.
Features: 1.Rock bits has reinforced PDC blade;
2.Super anti-wear characteristic;
3.Ultra-durability;
4.Patented products;
5.25 years
Model No.: 25mm-450mm
Features: 1. PDC bits can drill fast;
2. Longer service life;
3. High efficiency;
4. More than 25 years professional experiences.
Model No.: all types
Features: diamond bit
1.nq diamond bit ISO
2.OEM nq diamond bit
3.pcd nq diamond bit
4.Best sale nq diamond bit
Model No.: GBIM
Features: Geological Impregnated Diamond Core Drilling Bits
good quality
low price long life
Model No.: multi-mode
Features: diamond tools are used for fragile and hard materials.
we produce and export all specification of diamond drill bit.