Nq Wireline Diamond Reamer for Core Drilling - Matched with Impregnated Bits, High Stability in Deep Holes
Product Details
| Customization: | Available |
|---|---|
| Type: | Core Drill |
| Usage: | Metal Drilling, Well Drilling, Wood Drilling, Mining and Core Extraction |
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Basic Info.
- Machine Type
- Drilling Tool
- Material
- Carbon Steel, Diamond
- Key Words2
- Hot Press Diamond Drill Bit
- Use
- Coal Mining
- Manufacturing Process
- Forging
- Weight
- 1.5
- Video Outgoing-Inspection
- Supported
- Key Words
- Water Well Core Drill Bit
- Advantage
- Wear Resistant, High Recovery Rate
- Applicable Industries
- Energy & Mining
- Size
- Bq Nq Hq Pq Nq2 Nq3 Hq3 Pq3 Customizable
- Product Name1
- Impregnated Diamond Core Drill Bit
- Color
- Customized
- Product Name2
- Nq Diamond Reamer
- Transport Package
- Carton or Wooden Box
- Specification
- DCDMA, CDDA, ISO
- Origin
- Changsha, Hunan, China
- HS Code
- 8430691900
- Production Capacity
- 15, 000PCS/Year
Packaging & Delivery
- Package Size
- 15.00cm * 15.00cm * 20.00cm
- Package Gross Weight
- 1.800kg
Product Description
Product Description

NQ Wireline Impregnated Diamond Core Drill Bit & Reamer Set
Precision Drilling for Hard & Abrasive Formations:
Our NQ-size wireline diamond core bit is thermally pressed (sintered) for superior durability in granite, basalt, and other hard/slippery rock layers. Paired with a high-stability diamond carbide reamer, this set ensures smooth, straight boreholes with minimal deviation—ideal for deep-hole coring up to 1000m+.
Key Advantages:
16+ Years OEM Expertise – Factory-direct quality with CE-certified production.
Customizable – Adjustable matrix hardness (HRC15-55) and waterway patterns for varied formations.
Zero Core Blockage – Laser-welded diamonds ensure consistent cutting efficiency.


Top Applications:
Mineral exploration (gold, copper, iron ore)
Geothermal/geotechnical drilling
Oilfield coring & deep-well sampling
Geothermal/geotechnical drilling
Oilfield coring & deep-well sampling

Production Name | Diamond Core Drill Bit |
Condition | New |
Warranty | 6 Months |
Applicable Industries | Construction works, Energy & Mining, Other |
Weight (KG) | 1.5 |
Showroom Location | None |
Video outgoing-inspection | Provided |
Machinery Test Report | Provided |
Place of Origin | China |
Specifiction | BQ NQ HQ PQ NQ2 NQ3 HQ3 PQ3 |
Size | 75mm 76mm 77mm customizable |
MOQ | 1 Piece |
Application | geological exploration |

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