Large diameter drill
1) Best price 100~35000 USD
2) Good quality
3) 20 experience
Large diameter drill
They are used to enlarge the diameter of a pre-drilled hole. They are custom built to specification, and come in a wide variety of sizes. A Hole Opener is sometimes referred to as a Reamer.
Hejian Fanglei Drill Equipment Co., Ltd was founded in 1990, and is one of the most professional companies that specilizes in the drilling equipment. We can supply a large quantity of new and used pdc bits, tricone bits, drill pipe and drill collar etc, and various size is available. Besides, the goods have good quality and reasonable price you are interested in drill bits, please contact me now for a long time. We are waiting for cooperating with you and your company sincerely.
| Cutting Structure | The hole opener always have multi-cones. Bit cones are splited from Tricone Bitss and welded to bulid a big diameter bit.The pilot is attached with hole opener. |
| Product Application | Hole opener for enlarge a small well hole to bigger diamter in construction field,bridge construction,super highway construction,railway construction etc.This kind of bits are suitable for different complexe formation,shales,limestone,cobblestone,dolomite,chert, etc. |
| Main Type Available | ?Regular Bit Diameters: 28 ",32",36",38", etc, and any diameters can be customized, maximum diamter is 1600mm |
