We are producing blast furnace tap hole drillin g tools. The requirements for constantly longer tap holes, smaller drilled hole diameters, harder tap hole clay and less stopping times on modern blast furmaces has a need for improvements and developments of our drilling tools. We are now one of the worlds leading manufacturers of tap hole tools.
1) Drill rod together with the whole steel drill bit by welding connecting
This tools are simple produced and have within our product range the most competitive price. It can be used for drilling of short and not difficult to drill tap holes with soft tap hole clay and no inclusion of slag or iron.
2) Threaded Drill rods with threaded the whole steel drill bits, The drill bit makes a clean hole with a constant diameter from beginning to end. The bit is made from wear resistant cast steel and interchangeable with different drill rods. We can offer R28. 5, R32, T38, T45 Thread tap drill bits, coupling, adaptor and Rod etc.
3) Drill rods with thread copper welded Tunsgten Carbide bits For very difficult tap holes with hard clays and some inclusions of slag and iron. It is made of a high alloy steel with cooper welded tungsten carbide point tips.
Yanggu Haoquan Rock Tools Co., Ltd., is the professional manufacturer and exporter of Asphalt road planing bits, coal miner bits; Foundation drilling tools and rock drilling tools for tunneling, trenching and foundation drilling etc, we also supply the matched Tungsten Carbides brazing products. We have many years exporting experiences in these field. We have very good relationship and reputation among our customers.
We have very strong technical and producing experiences to make best quality tools. We are developing our business relationship with many Famous rock tools and Tungsten Carbide companies in world. We have approval IQNET AND CQM ISO9001: 2000 Quality System Certificate.
We assure that we will give you best quality products and service to meet your requests.
