Zuanshan have specialized in the global supply of large diameter DTH HAMMER BITS for water well drilling, oil & gas drilling, foundation engineering and construction related projects. Our line of DTH Hammer Bits ranges in sizes from 3 inch through 33 inch which are available for most of the popular DTH HAMMERS on the market including those manufactured by Atlas-Copco, Sandvik Mission, Numa and others.
Our DTH Hammer Bits are designed and manufactured in China using the best steel and carbide inserts. Premium quality materials and expert workmanship combine to make ZUANSHAN DTH HAMMER BITS one of the most dependable product lines on the world market today.
In addition, we supply a wide range of DTH HOLE OPENERS in any combination of sizes for enlarging pre-drilled holes in rock. Our DTH Hole Openers are very popular with our international drilling contractor clients and have proven to provide much more dependable service than products produced in developing countries which lack the design technology and specific heat treatment requirements for this product line. This lack of technology often results in premature wear and breakage causing project delays and unnecessary expense for the contractor.
Features:
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.
2. Smooth performance and long service life of HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi-head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe.
6. ISO9001:2008 Certificate.
