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Extension rod, with male threads at both ends, connects with a shank adapter through a coupling sleeve. Rock drill extension rod can divide into round extension rods and hexagonal extension rods, and is widely used in bench drilling, bolt hole drilling, production drilling, long hole drilling, small hole drilling and other fields.
Litian owns a large scale extension rod factory to produce and provide high quality rock drill extension rods, such as R22 drill extension rod, R25 extension rod, R28 extension rod, R32 extension rod, R38 extension drill rod, T38 threaded extension rod, T45 extension rod, T51 rod, SR25 extension rod...
Length | Diameter | Weight | Model No. | Part No. | |||
[mm] | [ft-in] | [mm] | [in] | [kg] | |||
| 800 | 2' 7″ | 22 | 7/8″ | 2.4 | R22-H22-800 | 601-8108-202 |
Extension rod, Hex 22, R22 - R22 | 1200 | 3' 11″ | 22 | 7/8″ | 3.6 | R22-H22-1200 | 601-8112-202 |
1600 | 5' 3″ | 22 | 7/8″ | 3.8 | R22-H22-1600 | 601-8116-202 | |
Length | Diameter | Weight | Model No. | Part No. | |||
[mm] | [ft-in] | [mm] | [in] | [kg] | |||
| 915 | 3' | 25 | 1″ | 3.6 | R25-H25-915 | 602-5709-202 |
Extension rod, Hex 25, R25 - R25 | 1220 | 4' | 25 | 1″ | 4.6 | R25-H25-1220 | 602-5712-202 |
1525 | 5' | 25 | 1″ | 5.7 | R25-H25-1525 | 602-5715-202 | |
1830 | 6' | 25 | 1″ | 6.9 | R25-H25-1830 | 602-5718-202 | |
2435 | 8' | 25 | 1″ | 9 | R25-H25-2435 | 602-5724-202 | |
3050 | 10' | 25 | 1″ | 12 | R25-H25-3050 | 602-5730-202 | |
Length | Diameter | Weight | Model No. | Part No. | |||
[mm] | [ft-in] | [mm] | [in] | [kg] | |||
| 915 | 3' | 32 | 1 1/4″ | 5.8 | R32-D32-915 | 605-5109-202 |
Extension rod, Round 32, R32 - R32 | 1220 | 4' | 32 | 1 1/4″ | 6.3 | R32-D32-1220 | 605-5112-202 |
1525 | 5' | 32 | 1 1/4″ | 8 | R32-D32-1525 | 605-5115-202 | |
1830 | 6' | 32 | 1 1/4″ | 9.8 | R32-D32-1830 | 605-5118-202 | |
2435 | 8' | 32 | 1 1/4″ | 13 | R32-D32-2435 | 605-5124-202 | |
3050 | 10' | 32 | 1 1/4″ | 16 | R32-D32-3050 | 605-5130-202 | |
3660 | 12' | 32 | 1 1/4″ | 20 | R32-D32-3660 | 605-5137-202 | |
4265 | 13' | 32 | 1 1/4″ | 23 | R32-D32-4265 | 605-5143-202 | |
Length | Diameter | Weight | Model No. | Part No. | ||||
[mm] | [ft-in] | [mm] | [in] | [kg] | ||||
| 3050 | 10' | 32 | 1 1/4″ | 18 | T38-H32-3050 | 622-9130-202 | |
Extension rod, Hex 32, T38 - T38 | ||||||||
| 3050 | 10' | 39 | 1 1/2″ | 24 | T38-D39-3050 | 622-8930-202 | |
Extension rod, Round 39, T38 - T38 | 3660 | 12' | 39 | 1 1/2″ | 29 | T38-D39-3660 | 622-8937-202 | |
Length | Diameter | Weight | Model No. | Part No. | |||
[mm] | [ft-in] | [mm] | [in] | [kg] | |||
| 3050 | 10' | 46 | 1 3/4″ | 33 | T45-D46-3050 | 623-5430-202 |
Extension rod, Round 46, T45 - T45 | 3660 | 12' | 46 | 1 3/4″ | 40 | T45-D46-3660 | 623-5437-202 |
4265 | 14' | 46 | 1 3/4″ | 47 | T45-D46-4265 | 623-5443-202 | |
Length | Diameter | Weight | Model No. | Part No. | |||
[mm] | [ft-in] | [mm] | [in] | [kg] | |||
 | 3660 | 12' | 52 | 2″ | 50 | T51-D52-3660 | 624-5537-202 |
Extension rod, Round 52, T51 - T51 | 4265 | 14' | 52 | 2″ | 56 | T51-D52-4265 | 624-5543-202 |
6095 | 20' | 52 | 2″ | 85 | T51-D52-6095 | 624-5561-202 | |
Features:
· Threaded Coupling: Extension rods have threaded connections at both ends to allow multiple rods to be connected, extending the drilling depth.
· Length Variability: They come in various lengths, providing flexibility in achieving different drilling depths.
· Straight Design: Typically, they have a uniform diameter along their length, ensuring consistent performance and easy handling.
Applications:
· Deep Hole Drilling: Ideal for deep hole drilling operations where multiple rods are connected to reach the required depth.
· Bench Drilling: Commonly used in bench drilling in mining and construction, providing precise and efficient drilling.
· Production Drilling: Suitable for production drilling where consistent and reliable performance is needed over extended depths.
Characteristics:
· Durability: Made from high-quality steel to withstand the rigors of deep drilling.
· Thread Types: Available with different thread types to match various drilling rigs and bits.
· Versatility: Can be used in a variety of drilling environments due to their adaptable length and connection options.
Litian is a professional manufacturer focused on the production of rock drilling tools and excavation tools.
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