101~500 square meters
Management System Certification:
Average Lead Time:
Peak season lead time: one month
Off season lead time: within 15 workdays
Rock Drill Bit, Rock Drill Steel, Rock Drill Rod manufacturer / supplier in China, offering Tungsten Carbide Buttons Auger Bit with Thread T38/T45/T51/R32/R25/R28, Down The Hole Bore Hole Drilling DTH Button Bit, DTH Button Bits for Well Drilling and so on.