1830mm T51 Rock Drill Bit Extension Rod - 52mm Diameter, 30.6kg Weight for Bench & Long Hole Drilling
Price:
99-99999USD/PC
MOQ:
1PC
Delivery Time:
3-5WEEKS
Brand:
MING
Product Description
Product Overview
KINGDRILLING T51 extension rods are precision-engineered drilling components designed for bench and long hole drilling applications in mining and construction operations.
Technical Specifications
1830mm T51 Extension Rod
Thread Type: T51
Length: 1830mm (6 feet)
Diameter: 52mm (2 inches)
Weight: 30.6kg
Flushing Hole: 21.5mm
Wrench Flat: 45mm
Available Thread Connections
R22, R25, R32, R38, T38, T45, T51
Manufacturing Excellence
Manufactured from high-intensity alloy steel using precision CNC machining. Threads undergo induction hardening with precision temperature-controlled heat treatment to ensure optimal mechanical properties and extended service life.
Product Range
| Thread | Drill Rod Type | Length (mm) | Length (feet) | Diameter (mm) | Diameter (inch) | Weight (kg) |
|---|---|---|---|---|---|---|
| T51 | Extension rod T51-Round52-T51 | 3050 | 10' | 52 | 2 | 45.3 |
| T51 | Extension rod T51-Round52-T51 | 3660 | 12' | 52 | 2 | 54.1 |
| T51 | Extension rod T51-Round52-T51 | 4270 | 14' | 52 | 2 | 63 |
| T51 | Extension rod T51-Round52-T51 | 4880 | 16' | 52 | 2 | 71.8 |
| T51 | MF-rod T51-Round52-T51 | 1525 | 5' | 52 | 2 | 26.2 |
| T51 | MF-rod T51-Round52-T51 | 1830 | 6' | 52 | 2 | 30.6 |
Key Features
- Surface hardening treatment for extended operating life and superior anti-wear properties
- Optimized structural design for enhanced strength and ease of operation
- Stable and reliable performance with high drilling speed capability
- Holistic carburization increases carbon content in outer layer
- Solid thread design ensures perfect fit with drill bits
Company Advantages
- High quality carbon steel with advanced processing
- Competitive direct factory pricing
- Fast delivery: 25 days production or 2-3 days for stocked items
- Comprehensive quality control with experienced QC team
- OEM and ODM services available
- Professional after-sales support including on-site problem resolution
Applications
Ideal for roadway tunneling, underground mining, open pit drilling, and complex rock terrain operations requiring high precision and efficiency.
Product Images
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Wuhan Kingdrilling Diamond Co.,Ltd
Location
1-2-905 California Sunshine, Optical Valley Street,Wuhan 430074, China
Contact Person
Wendy Chen