What payment terms are accepted?

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

Do you provide after-sales support or new product design?

Yes, we can design new products for special conditions and have R&D engineers available.

Hq3 Oversized Surface Set Core Bit

Name: Hq3 Oversized Surface Set Core Bit
Brand: Forsun Ultra-hard Material Industry Co., Ltd.
SKU: 840052745

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

US$245.00-260.00

1 Piece

Sample price:US$380.00/piece.Request sample

Product profile

Type

Core Drill

Usage

Sample Core Drilling

Certification

SGS, ISO

Model NO.

HQ3, HQ

Transport Package

Cartons or Ply-Wooden Cases

Specification

40cm x 33cm x 20cm

Trademark

FORSUN

Origin

Changsha

HS Code

82071910

Production Capacity

1000 Per Month

Key features

High-Quality Surface Set Design: Single layer of industrial natural diamonds mounted on extremely hard matrix for superior diamond retention.

Optimized for Soft to Medium Hard Formations: Highly recommended for abrasive, unconsolidated formations where timing is a top priority.

Specialized Hard Formation Capability: Special designs available for hard formations using lower rotational speed and bit load.

Diverse Diamond Grade Options: Includes various diamond grades such as 10/15 SPC, 25/35 SPC, 40/60 SPC, 60/80 SPC, and 80/110 SPC.

Multiple Matrix Profile Solutions: Offers DCDMA, CDDA, Craelius, ISO and other matrix profiles for different drilling solutions.

Full Customization Services: Provides full customization, minor customization, and flexible customization from samples or designs.

SGS and ISO Certified: Manufactured with SGS and ISO certifications ensuring high quality standards.

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

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: ≤11.74h

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 types of formations are these bits suitable for?

They are highly recommended for soft to medium hard, abrasive, unconsolidated formations, and can also be designed for hard formations with lower speed.

Q:Can the product be customized?

Yes, we offer full customization, minor customization, and flexible customization from samples or designs.

Q:What is the minimum order quantity?

The minimum order quantity is 1 piece.

Q:What are the available diamond grades?

Available grades include 10/15 SPC, 25/35 SPC, 40/60 SPC, 60/80 SPC, and 80/110 SPC.

Q:How long is the lead time for production?

The average lead time is within 15 workdays regardless of the season.