What payment terms do you accept?

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

Do you provide quality inspection?

Yes, we perform 100% inspection including visual and function inspection for all finished products.

What industries can use these drill bits?

They are applicable in mining, civil engineering, and the oil and gas industries.

4 7/8" PDC Full Face Drill Bits for Water Wells

Name: 4 7/8" PDC Full Face Drill Bits for Water Wells
Brand: Forsun Ultra-hard Material Industry Co., Ltd.
SKU: 751809935

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

US$90.00-200.00

1 Piece

Product profile

Customized

Standard

JIS, AISI

Type

Core Drill Bit

Model NO.

4 7/8"

Material

Diamond

Usage

Well Drilling, Rock Drilling

Transport Package

Cartons or Wooden Cases

Specification

CDDA DCDMA

Trademark

FORSUN

Origin

Changsha

HS Code

82071910

Production Capacity

1000 PCS Per Month

Key features

High Penetration Rate: Delivers excellent penetration rate and long life across a wide range of rock formations.

Versatile Applications: Suitable for mining, civil engineering, and oil and gas industries including well and rock drilling.

Multiple Wing Configurations: Available in Three, Four, and Five wings PDC Non-Coring Bits designs.

Customizable Designs: Offers full customization, minor customization, and flexible customization based on samples or designs.

Wide Size Range: Available sizes include 56mm, 60mm, 65mm, 120mm, 3-7/8', 5-7/8', and more.

Diamond Material: Constructed with high-quality diamond material for durability and performance.

100% Quality Inspection: Finished products undergo 100% visual and function inspection with 8 dedicated QA/QC inspectors.

Fast 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: ≤15h

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.