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Monday 19 March 2018

#Ulterra's 8.75 in. U716M had back-to-back mile in a day vertical runs! This #UlterraBit drilled 6,320 ft. at 263 ft/hr. #RunRecap

's 8.75 in. U716M had back-to-back mile in a day vertical runs! This drilled 6,320 ft. at 263 ft/hr.



source https://twitter.com/UlterraBits/status/975836054380048385
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