Geological Exploration Drill Rod for Wireline Drilling
Drill rods are essential tools for core drilling operations.
High-quality drill rods play a critical role in efficiently
obtaining core samples during geological exploration.
Premium Quality Manufacturing
Best Drilling Equipment (WUXI) Co., Ltd. provides high-quality
wireline drill rods designed to meet the requirements of various
working conditions. Our drill rods are manufactured using premium
heat-treated seamless steel tubes and strictly adhere to
corresponding industry standards.
Available Standard Sizes
| Standard | Length (m) |
|---|
| BQ | 1.5 |
| BQ | 3.0 |
| NQ | 1.5 |
| NQ | 3.0 |
| HQ | 1.5 |
| HQ | 3.0 |
| PQ | 1.5 |
| PQ | 3.0 |
Main Products and Supply Scope
- Drill rod
- Impregnated diamond core bits
- Surface set diamond bits
- Casing rod, casing shoes and casing bits
- Reaming shells
- Coring PDC bits
- Non-coring PDC bits
- Core barrel assembly and overshot
- Drilling accessories including: inner tube, outer tube, locking
coupling, adaptor coupling, inner tube stabilizer ring, landing
ring, stop ring, etc.
- Other customized exploration core drilling tools & parts
Key Product Features
- Premium Materials: Manufactured from high-strength steel alloys and robust materials
for superior durability and wear resistance
- Exceptional Performance: Engineered to withstand high pressures and heavy loads for
reliable operation
- Precision Engineering: Strict tolerances ensure perfect fit with other drilling
components
- Versatile Applications: Suitable for mining, geotechnical investigations, oil and gas
drilling, and construction projects
- Custom Solutions: Tailored specifications available for specific project
requirements
Product Images

Drill Rod Technical Parameters
| Size | Length(mm) | O.D(mm) | O.D(inch) | I.D(mm) | I.D(inch) |
|---|
| BQ/B | 1500 | 3000 | 55.6 | 2.19 | 46 | 1.81 |
| NQ/B | 1500 | 3000 | 70.1 | 2.76 | 60.1 | 2.37 |
| HQ/B | 1500 | 3000 | 89 | 3.5 | 77.8 | 3.06 |
| PQ/B | 1500 | 3000 | 114.3 | 4.5 | 101.6 | 4 |
| BTW/B | 1000 | 1500 | 57 | 2.24 | 48.5 | 1.91 |
| NTW/B | 1000 | 1500 | 73.3 | 2.88 | 64.3 | 2.53 |
| HTW/B | 1000 | 1500 | 91.3 | 3.59 | 81.7 | 3.21 |
Outer Tube and Inner Tube Parameters
| Size | O.D(mm) | O.D(inch) | I.D(mm) | I.D(inch) |
|---|
| Outer Tube |
| BQ/B | 57.2 | 2.25 | 46 | 1.81 |
| NQ/B | 73 | 2.87 | 60.3 | 2.37 |
| HQ/B | 92.1 | 3.63 | 77.8 | 3.06 |
| PQ/B | 117.5 | 4.63 | 103.2 | 4.06 |
| Inner Tube |
| BQ/B | 42.9 | 1.69 | 38.1 | 1.50 |
| NQ/B | 55.6 | 2.19 | 50 | 1.97 |
| HQ/B | 73 | 2.87 | 66.7 | 2.63 |
| PQ/B | 95.3 | 3.75 | 88.9 | 3.50 |
Company Overview

Packaging and Shipping

Frequently Asked Questions
Q1. Where is your factory located?
Our factory is located in Wuxi, Jiangsu, China, approximately 2
hours driving distance from Shanghai.
Q2. How do you control quality?
We are ISO9001 certified and provide Mill Test Certificates.
Third-party inspection is available according to customer
requirements.
Q3. What are the advantages of your company?
We employ many professionals and technical personnel, offer
competitive pricing, and provide superior after-sales service
compared to other companies.
Q4. Can you arrange shipment?
Yes, we work with established forwarders who have cooperated with
us for years to handle all shipping arrangements.
Q5. How about the delivery time?
Delivery time depends on order volume. Typically, we ship within 3
days after receiving advance payment for items in stock.
Q6. Can you provide samples?
Small samples from our inventory can be provided free of charge for
evaluation purposes.