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![]() | AQ BQ NQ HQ PQ diamond core bits |
Impregnated diamond core bit is made by quality diamond and steel, they are widely used in sample coringand water well drilling. Xi'an Tydrillbits Co.,Ltd supply quality impregnated bit with boart longyear standard sizes, such as AQ, BQ, NQ, HQ, PQ, BQ3, NQ3, HQ3, PQ3, NMLC, HMLC, B46, T2-46, T2-86,T2-101 etc standard sizes and we also accept customized products. If you need customized bit, please tell us the outside diameter, inside diameter and bit thread. |