Do you provide after-sales support?

Yes, we provide a quality guarantee as part of our after-sales service.

What is your inspection process?

We perform 100% inspection on finished products, including both visual and functional checks, following uniform instructions.

Where is your factory located?

Our factory is located at No.229 Tongzipo West Rd, Changsha 410205, China.

Q Series Wireline Double Tube Core Barrel

Name: Q Series Wireline Double Tube Core Barrel
Brand: Forsun Ultra-hard Material Industry Co., Ltd.
SKU: 741503885

Hunan, ChinaForsun Ultra-hard Material Industry Co., Ltd.

US$650.00-800.00

1 Piece

Product profile

After-sales Service

Quality Guarantee

Size

Nq, Hq, Pq, Ltk, T2, T6, T6s, Hwf, Pwf, Nwg, Hwg, Nx, Hx, Nmlc

Transport Package

Plywood Case

Model NO.

NQ, HQ, PQ

Specification

ISO9001

Trademark

Forsun

Origin

Changsha Hunan

HS Code

84314320

Production Capacity

100 Sets Per Month

Key features

Comprehensive Size Range: Available in NQ, HQ, PQ, T2, T6, LTK, HWF, PWF, NWG, HWG, NX, HX, NMLC and more.

Quality Guarantee: After-sales service includes a dedicated quality guarantee for all core barrels.

Flexible Customization: Offers full, minor, and flexible customization from samples or designs.

100% Product Inspection: Every finished product undergoes visual and functional inspection before shipping.

Rapid Lead Time: Average production time within 15 workdays for both peak and off-peak seasons.

Established Manufacturer: Operating since 2001 with 107 employees and 13 production lines.

Global Market Reach: Serves North America, Europe, Asia, Africa, and other international markets.

Traceable Materials: Full traceability of raw materials ensures consistent product quality.

Company profile

Years of Export ExperienceExperienced TeamQuality AssuranceManagement Certification

Forsun Ultra-hard Material Industry Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 22 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤11.25h

AI-Powered supplier vetting

SummaryForsun Ultra-hard Material Industry Co., Ltd. is a China-based limited company established in 2001 with 107 employees, supplying drilling tools and accessories including core bits, core barrels, drill rods, casing pipes, reaming shells, and related equipment. It reports broad customization and ODM capabilities, documented quality and complaint-handling procedures, eight quality inspectors, and stated annual output of 250,000 core bits and 100,000 reaming shells. The supplier has valid manufacturing contracts with associated subcontractors, inventory capability, and lead times within 15 working days in both peak and off-season. However, no certifications, customer cases, overseas agents or branches, overseas warehouse, showroom, or offline trade-show participation are documented. It also does not provide OEM services for popular brands or an SDK. Financial information is present only as year references, without sufficient evidence to assess financial credibility.

Supplier typeThe supplier is identified as Forsun Ultra-hard Material Industry Co., Ltd., a combined business entity and limited company located in Hunan, China. It is not reported as an offshore company or part of a larger company group, and it offers drilling tools and accessories.

After-Sales capabilityThe supplier reports clear, followed procedures for customer complaints and corrective/preventive actions, plus inventory capability and standard quotation/payment options. However, it has no overseas warehouse, showroom, overseas agents or branches, and offers overseas service coverage in zero countries, indicating documented service processes but limited overseas infrastructure.

R&D capabilityThe supplier states that it had new products during the past year and provides ODM services, supporting active product-development capability. It reports no available SDK and does not provide OEM services for popular brands, but these limitations do not negate the stated R&D and ODM capabilities.

Production capacityProduction evidence includes named manufacturing equipment, eight quality inspectors, annual output of 250,000 core bits and 100,000 reaming shells, valid contracts with associated subcontractors, and lead times within 15 working days in both peak and off-season. These stated resources and capacity indicators support production capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same broad customization range is reported in both R&D and design-service information.

Product Q&A

Q:What core barrel sizes are available?

We offer a wide range including B76, B86, B101, B131, B146, BQ, NQ, HQ, PQ, NQ3, HQ3, PQ3, TT-46, TT56, T2 series, T6 series, NMLC, HMLC, HWF, PWF, NWG, HWG, LTK48, M101, and 412 F.

Q:Can I request custom sizes or designs?

Yes, we provide full customization, minor customization, and flexible customization options based on your samples or designs.

Q:What is the minimum order quantity?

The minimum order quantity is 1 piece.

Q:How long does it take to produce an order?

The average lead time is within 15 workdays, regardless of whether it is peak or off-peak season.

Q:What payment terms do you accept?

We accept LC, T/T, PayPal, small-amount payments, and D/P.