Sell 800mm double cut rock auger conical bottom to strong rock 10-100mpa for uncased bored pile

Sell 800mm double cut rock auger conical bottom to strong rock 10-100mpa for uncased bored pile Sell 1000mm double cut rock auger conical bottom to strong rock 10-100mpa for uncased bored pile Sell 1200mm double cut rock auger conical bottom to strong rock 10-100mpa for uncased bored pile Sell 800mm double cut conical rock auger to strong rock 10-100mpa for uncased bored pile Sell 1000mm double cut conical rock auger to strong rock 10-100mpa for uncased bored pile Sell 1200mm double cut conical rock auger to strong rock 10-100mpa for uncased bored pile Sell 1500mm double cut conical rock auger to strong rock 10-100mpa for uncased bored pile Main application moderately strong to strong rock (50 – 100 MPa)  is recommended in uncased bores or for bigger diameters Features Kelly box 200 mm Kelly box: 130-150-200 – other available upon request round shank chisels progressive cutting edge with round shank chisels wear protection: hard facing or wear strips round shank picks B47K22H diameter 600/700/800/900/1000/1100/1200/1500/2000mm Tianjin huachang xingye technology co ltd email info@tjdrilling.com whatsapp 008618902059907