ZGYX 410B using 3" hammer bits, drilling hole dia:90~110mm Economic and energy-saving 1. The auxiliary power of this type of drill is dual-port yuchai ...
Mature model ZGYX-420 DTH drilling rig using 3inch 4inch hammer and bits for mining 1. The supporting power standard of this type of drill is divided ...
Product Description The characteristics of high air pressure DTH Button Bit: 1. Deliver maximum energy to drilling bit, fast drilling speed and low .....
using 4" and 5" hammer bits integrated rig with cab and dust collecting device Product Advantages 1. The bridge Spacious, broad vision, humanized cab, ...
Product Description Description: DTH Drill Bits are produced from premium quality nickel-alloy steel for increased durability and wear characteristics...
Cop44 series DTH button bits,diameter 4.5"~6" using 23CrNi3Mo steel and YK05 carbide Product Description Cop series is a kind of high air pressure DTH ...