HQ Stange

We can produce AQ rod, BQ rod, NQ rod, HQ rod, PQ rod, AW rod, HW rod etc core drill rod the whole rod with heat treatment, screw thead with twice heat treatment 1. Diamond core bits for exploration mining and dam drilling grouting; (They are the AQ, BQ, NQ, HQ, PQ, BQ3, NQ2, NQ3, HQ3, PQ3, TNW, NMLC, HMLC, T2 46, T2 56, T2 76, T2 86, T2 101, T6 131, T6 146...) 2. Diamond reaming shells for exploration mining and dam drilling grouting; (They are the AQ, BQ, NQ, HQ, PQ, BQ3, NQ2, NQ3, HQ3, PQ3, TNW, NMLC, HMLC, T2 46, T2 56, T2 76, T2 86, T2 101, T6 131, T6 146...) 3. Casing shoes bits; (AW, BW, NW, HW, PW) 4. DTH bits and the hammers; (Boart Longyear series; Atlas Copco series; Ingersoll-Rand Company series; Sandvik Company series); 5. Noncoring bits (natural diamonds, synthetic diamonds and natural+synthetic diamonds) 6. Natural diamonds core bits, synthetic diamonds core bits, PDC bits; 7. Drilling rods; 8. Core barrels; 9. Core lifter and core lifter case; Cooperation Group, the leading mine, exploration, industry solution