4.1/2", 4.3/4", 5.1/8", 5.5/8" core PCD bit Aq Bq Nq Hq Pq Hrqnon-Coring 3 Wings PDC Bits
Description: Our round profile PDC bits are improved according to oil bits. High performance PDC cutters adopted can highly decreases the cutting resistance and maintains a long service life. This type bits have faster penetration, longer life and stronger adaptability than conventional concave multi-wing bits. It is widely applied to medium soft rock formation.
Description : Fast penetration , strong abrasion resistance. It has good
performance and good stability and universality.for various rock formations , and it could be the first choice for general drilling.
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