What is the warranty or quality assurance policy?

All finished products undergo 100% inspection including visual and functional checks, and raw materials are traceable.

What is the main material used?

The product is made of high strength alloy steel.

Where is the nearest shipping port?

The nearest port is Shanghai Port.

Nq Wireline Core Drilling Overshots

Name: Nq Wireline Core Drilling Overshots
Brand: Forsun Ultra-hard Material Industry Co., Ltd.
SKU: 837392135

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

US$265.00-310.00

1 Piece

Product profile

Customized

Non-Customized

Certification

ISO

Usage

Diamond Core Drilling

Model NO.

BQ NQ HQ PQ

Material

Alloy

Transport Package

Ply-Wooden Case

Specification

NQ HQ PQ

Trademark

Forsun

Origin

Changsha

HS Code

84314320

Production Capacity

100 PCS Per Month

Key features

Ezy Lock Sleeve Design: Enables quick, one-handed rotation to lock lifting dogs efficiently.

Quick Release Safety Pin: Securely locks the overshot head to the spearhead point for safety.

High Strength Alloy Steel: Jar staff features increased diameter and fail-safe stop mechanism.

Accidental Release Protection: Protects against accidental release of the core barrel during operation.

Direct Cable Coupling: Couples directly onto cable to lift inner tube assembly without uncoupling rod string.

ISO Certified Quality: Product meets ISO certification standards for reliability and safety.

Full Customization Available: Offers full customization, minor customization, and flexible options based on client needs.

100% Finished Product Inspection: All products undergo visual and functional inspection before shipment.

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: ≤11.92h

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.