MING MNS5E Overburden casing drilling system. OD: 108mm-323mmReliable quality and Easy Operation wendy chen 0:19 1 year ago 142 Скачать Далее
MING new design concentric tri-wing casing drilling bit, 110mm, 127mm. Customization is accepted! wendy chen 0:26 3 years ago 51 Скачать Далее
WHY CHOOSING ECCENTRIC ODEX CASING SYSTEM WONTECH DTH Hammer and Bits 1:16 2 years ago 166 Скачать Далее
MING Odex rotoring casing bit. left one with step, good for hard rock, right one good for soft rock wendy chen 0:48 2 years ago 95 Скачать Далее
MING concentric tri-wing casing bit, good for soft rock formation wendy chen 0:10 3 years ago 43 Скачать Далее
