Customization: | Available |
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Material: | Diamond |
Usage: | Well Drilling, Metal Drilling |
Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Payment Methods: |
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Support payments in USD |
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Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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1: the impregnated diamond core bits feature drilling speed and long service life
2: the design of more cutting edges makes drilling progress smoother
3: during the manufacturing process, the diamond is free erosion and fully utilized
4: the impregnated diamond core drill bits are of various configurations and meet various needs of local conditions
5: it offers the most widely-used bit matrices as well
6: with various specifications, our series matrix range provide an easy selection and reliable foundation for your drilling needs
Size: our bits are available in all standard drilling sizes. Also, non-standard sized bits can be produced according to requirements from clients
Matrix height: 6mm-8mm (most cost-effective), 8mm-10mm (long service life), 12mm-16mm (super service life)
Bit Crown Profiles: "W" profile, "Flat" profile, "Semi-round" profile, "Cross" profile, "Gear profile"
Waterways: Various waterways are available for diamond impregnated bits. Differing waterways allow for better flushing in various ground conditions and drilling systems.
Threads: standard Q threads as well as thread types required by clients are available
Model: T2 series, T6 series, T6S series, NMLC, HMLC, BQ, NQ(3), HQ(3), PQ(3), NX etc
Chart of Sizes:
Size | O.D | I.D |
mm | mm | |
AQ | 47.75/47.50 | 27.10/26.85 |
BQ | 59.69/59.44 | 36.52/36.27 |
BQ3 | 59.69/59.44 | 33.65/33.40 |
NQ | 75.44/75.19 | 47.75/47.50 |
NQ3 | 75.44/75.19 | 45.21/44.96 |
HQ | 95.76/95.38 | 63.63/63.38 |
HQ3 | 95.76/95.38 | 61.24/60.99 |
PQ | 122.30/121.80 | 85.09/84.84 |
PQ3 | 122.30/121.80 | 83.18/82.93 |
Core bits for N-series double core barrels | ||
NMLC | 75.44/75.19 | 52.12/51.87 |
HMLC | 98.98/98.60 | 63.63/63.38 |
Core bits for T2 series double core barrels | ||
T2-46 | 46.18/45.92 | 31.82/31.57 |
T2-56 | 56.13/55.88 | 41.83/41.58 |
T2-76 | 76.12/75.87 | 61.82/61.57 |
T2-86 | 86.13/85.88 | 71.83/71.58 |
T2-101 | 101.12/100.87 | 83.82/83.57 |
Core bits for T6 series double core barrels | ||
T6-76 | 76.12/75.87 | 57.12/56.87 |
T6-86 | 86.13/85.88 | 67.13/66.88 |
T6-101 | 101.12/100.87 | 79.12/78.87 |
T6-116 | 116.20/115.82 | 93.14/92.89 |
T6-131 | 131.19/130.81 | 108.13/107.88 |
T6-146 | 146.18/145.80 | 123.11/122.86 |
Core bits for Chinese standard single tube core barrels | ||
59 | 59.5 | 41.5 |
75 | 75.2 | 54.5 |
91 | 91.2 | 68 |
110 | 111.2 | 93 |
130 | 131.2 | 113 |
150 | 151.2 | 133 |
170 | 171.2 | 149 |
219 | 225.2 | 197 |
Core bits for Chinese standard double tube core barrels | ||
75 | 75.2 | 54.5 |
91 | 91.2 | 68 |
110 | 111.2 | 93 |
Q:Are you manufacturer?
Yes, we are factory with more than 20 years of manufacturing experience.
Q:What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. Before shipping, we will send all detail pictures and packing list. L/C
Q:What is the warranty of our machine?
A:Our main machine for 1 year warranty, And we provide videos for machine install and operation, Provide spare parts service on time.
Q: How long is your delivery time?
A: Generally it is 5-10 days if in stock. or it is 15-20 days if the goods are not in stock according to quantity.
Q:How do you make our business long-term and good relationship?
A:We keep good quality and competitive price to ensure our customers benefits;