BQ HQ NQ PQ Diamond Core Bit

About our company

Zhengzhou LD Diamond Products Co., Ltd is a high tech enterprise that specializes in the research, manufacture and marketing of diamond and CBN products, has taken the lead in mining drilling, metal cutting and grinding processes 3 big fields. Our products are widely used for mining drilling, oil and gas drilling, aviation and aerospace, automobile, ceramic, magnetic disc, etc. And other metal and nonmetal materials cutting and grinding.

About our product

1. Diamond core drill bit is a premium line of specific diamond bits which utilizes hot pressed segments.
2. Diamond core drill bits are widely used for mineral exploration, geological exploration, water and electricity, trafficconstruction, building etc. For rock core drilling, exploring and soil investigation.
3. LD diamond core drill bit including: Impregnated diamond core drill bits, Natural surfaceset diamond core drill bits, and Electroplated diamond core drill bits.

Size Available:
1. A-Gauge Core Bits: AQ, AQ-RSG, AWG(AX), AWM, AWT, LTK48
2. B-Gauge Core Bits: BQ, BQ-RSG, BQ-2.400, BQ3, BWG(BX), BWM, BWT, LTK60, TBW
3. N-Gauge Core Bits: NQ, NQ-3.032, NQ2, NQ2-RSG, NQ3/NQTT, NQ3-RSG, NQ3-3.032, NMLC, NWG(NX), NWM, NWT, TNW
4. H-Gauge Core Bits: NQ, HQ-RSG, HQ-3.830, HQ-3.895, HQ3/HQTT, HQ3-RSG, HQ3-3.380, HQ3-3.895, HMLC, HWF-Long, HWF-Short, HWG(HX), HWT
5. P- Gauge Core Bits: PQ, PQ3, PWF-Long, PWF-Short
6. S- Gauge Core Bits: SWF-Long, SWF-Short
7. U- Gauge Core Bits: UWF-Long, UWF-Short
8. Z- Gauge Core Bits: ZWF-Long, ZWF-Short
9. T, TT, T2 &TB Series Metric Core Bits: T36, TT46, T2-46, TB56, TT56, T2-56, T2-66, T2-76,
T2-76 coreline, T2-86, T2-86 coreline, T2-101, T2-101 coreline
10. T6 Series Metric Core Bits: T6-76, T6-86, T6-101, T6-116, T6-131, T6-146
11. T6S Series Metric Core Bits: T6S-76, T6S-86, T6S-101, T6S-116, T6S-131, T6S-146
12. B Series(ISO3552-1) Metric Core Bits: B36, B46, B56, B65, B76, B86, B101, B116, B131, B146
13. Chinese Standard Metric Core Bits for Single Tube Core Barrels: φ 36, φ 46, φ 56, φ 59, φ 75, φ 91, φ 110, φ 130, φ 160, φ 170, φ 219, φ 275
14. Chinese Standard Metric Core Bits for Double Tube Core Barrels: φ 56, φ 59, φ 75, φ 91
15. Chinese Standard Metric Core Bits for Wireline Core Barrels: φ 59, φ 75, φ 91