Single Layer Stabilized Diamond Core Bit Locking Coupling BWL NWL HWL PWL 5ft 10ft
Precision-ground diamond pads stabilize the hole and reduce vibrations. Compatible with standard core barrels and rods. Durable dual ring design extends tool life. Suitable for all drilling conditions. Custom lengths available.
BWL NWL HWL PWL Single Layer Stabilized Diamond Locking Coupling
Diamond Locking couplings are available both with and without drive tangs in all standard sizes. Rod threads are carefully matched to industry standard samples, allowing trouble-free compatibility with all normally available core barrel and rod types.
1. Dual ring made from precision-ground diamond pads to diminish reaming shell gauge for hole stabilization.
2. Diamond pad: Stabilize the core barrel, protect the circular shape, reduce vibrations, increase productivity and life of locking coupling and drill rods.
3. Can be used in all drilling conditions.
| Item | Description | Length |
| 1 | NWL Head Assembly | |
| 2 | NWL Inner Tube | 5 ft. |
| 2 | NWL Inner Tube | 10 ft. |
| 3 | Stop Ring | |
| 4 | Core Lifter Hardened | |
| 5 | Core Lifter Case | |
| 6 | Locking Coupling NWL | |
| 7 | Adapter Coupling | |
| 8 | Landing Ring | |
| 9 | Outer Tube | 5 ft. |
| 9 | Outer Tube | 10 ft. |
| 10 | Inner Tube Stabilizer |
Warranty and Service
We always concerned about our clients and provides them with warranty and service support.
The factory ensures equipment warranty for the major assemblies and units efficient for 12 months. The clients are supplied with all needed spare parts, tooling and auxiliary facilities.
The authorized dealers possess service centers to execute product warranty liabilities, after-sales service and equipment repair. The clients’ staff is also provided with theoretical and practical company instructions and consultations on all matters concerning execution of work and equipment operation.
Q:Are you trading company or manufacturer ?
A: We are a specialized manufacturer.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
T/T, L/C, Western Union.
Q: What are your main products, and used for?
A: Our products include core bit, PDC bit, reaming shell, core barrel, casing, drill rod, drill rig and other drilling parts.
They are used for mineral exploration, geological drilling, geotechnical engineering and soil sampling.
Q: How about the delivery terms?
A: Min. order quantity: 1 piece. Transportation: By DHL/TNT/Fedex express, air, sea, train.
Q: How about discount?
A: Price is based on products and order quantity.
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How about your after-sales service?
A: As a manufacturer, we offer promote technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.
Q: Where is your factory located in?
A: Our factory is located in Jiangyin city,Jiangsu province, China.
Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, Sinocoredrill usually makes a serious inspection for all products and raw materials in strict procedure
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