Surface Treatment: | Without Processing |
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Manufacturing Process: | Casting |
Size: | Pq |
Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Size |
Inner tube o.d * thickness |
Outer tube o.d * thickness |
Drill bit o.d | Core diameter |
Bits size |
|
BQ | 42*2.5 | 58*6 | 60 | 36.4 | BQ | |
NQ | 56*3 | 73*6.5 | 75 | 47.6 | NQ | |
HQ | 73*3 | 93*7 | 95 | 63.5 | HQ | |
PQ | 93*3 | 114*6 | 122 | 85 | PQ | |
tunnel core barrel |
KBQ | 43*3 | 58*6 | 36.4 | BQ | |
KNQ | 56*3 | 73*6.5 | 47.6 | NQ | ||
KHQ | 73*3 | 93*7 | 63.5 | HQ |
We can also support Core Drilling accessories:
Hoisting Plug /Reamer Shell/Fork/Pipe Wrench/UL-FORK/Adaptor/Core Shifter/ROD wrench/Stabilizer/BQ,NQ,PQ,HQ Drill Rod etc.
Packing: Seaworthy Packing
Delivery: about 30 days after your down payment.
Suppliers with verified business licenses