China R25, R28, R32, R38, T38, T45, T51 Tophammer Drill Rods, Find details about China Tophammer Drill Pipe, Tophammer Threaded Rods from R25, R28, R32, R38, T38, T45, T51 Tophammer Drill Rods
Description | The drill rods are made by the hollow drill steel with round type or hexagonal type. The hollow hole is used for transmitting water or air during drilling, and the threads can be used for connecting couplings, shanks or bits. |
Detailed Name | Drifter Rod / Speed Rod / Extension Rod / MF Rod / Shank End Rod |
Thread Type | R25, R28, R32, R38, T38, T45, T51 |
Rod Size | Hex.22, Hex.25, Hex.28, Hex.32, Hex.35, Dia.39mm, Dia.46mm, Dia.52mm |
Length | 610mm - 6400mm |
Description | The drill roads usually have a forged collar to maintain the proper shank striking face position and used for rock drilling, blasting holes and other drilling works in the mining, quarrying or engineering construction. It works with tapered drill bits and has different length for various applications. |
Another Name | Tapered Rod / Tapered Drill Steel |
Shank Size | Hex.22×108mm, Hex.25×159mm |
Tapered Degree | 7°, 11°, 12° |
Length | 610mm - 8000mm |
Description | The drill rods are used by a hand held drill machine in underground mining and for small hole drilling. They can reduce the expense of impact energy and improves the drilling speed and efficiency |
Shank Size | Hex.19mm, Hex.22mm, including plug hole rods |
Head Diameter | 24 - 42mm |
Length | 400mm - 4800mm |