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4 1/2 Inch Medium Hard Rock Drilling Tungsten Carbide Insert Bit

Name: 4 1/2 Inch Medium Hard Rock Drilling Tungsten Carbide Insert Bit
Brand: Hejian Hengji Bit Manufacture Co., Ltd.
SKU: 1996565652

Hebei, ChinaHejian Hengji Bit Manufacture Co., Ltd.

US$100.00-800.00

1 Piece

Product profile

Customization

Available

Customized

Length

Taper-length

Model NO.

4 1/2

Type

Center Drill Bit

Material

Tungsten Carbide

Usage

Well Drilling

Certification

ISO

Model Number

Steel Tooth Bit, TCI Bit

Bearing Type

Sealed Bearing

Suitable Formation

Soft, Medium Soft, Hard, Medium Hard, Very Hard

Color

Blue or Red

MOQ

Transport Package

Wooden Case

Specification

according requirement

Trademark

Origin

China

HS Code

8207191

Production Capacity

50000

Key features

High Wear Resistance: Uses high-strength tungsten carbide compacts with optimized rows and exposure height for excellent cutting ability.

Advanced Bearing Seal: Elastomer sealed bearing with Buna-N O-ring and silver-plated cone to prevent fluid entry and improve lubrication.

Enhanced Gauge Protection: Features multiple heel position gauge trimmers, tungsten carbide, and hardfacing on the shirttail for durability.

Versatile Application: Suitable for water well, oil & gas, HDD, exploration, and geothermal drilling in soft to medium hard formations.

Professional OEM Service: Recognized as a reputable OEM supplier and manufacturer for many famous brands with ISO9001 and SGS certification.

Fast Delivery: Prepared to deliver within 1 week if in stock; 7-30 days if out of stock, depending on order quantity.

Global Experience: Over 10 years of service experience with exports to more than 40 countries worldwide.

Customizable Options: Offers customized colors (Blue or Red) and supports OEM/ODM services for specific model requirements.

Company profile

Years of Export ExperienceImporters and ExportersHigh Repeat Buyers ChoiceSelf-branded

Hejian Hengji Bit Manufacture Co., Ltd.

Hebei, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.14hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW, DDP

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory/combined manufacturing entity in Hejian, China, with five production lines, 50 quality control staff, and ISO 9000/ISO 9001 management-system certifications. It demonstrates broad customization and R&D capabilities, including recent new products and ODM services, and reports OEM service for well-known brands. Quality controls include 100% finished-product inspection, raw-material traceability, complaint-handling procedures, and 10 stated quality assurance/control inspectors in one record, although another record states 50 quality control staff. After-sales offerings include installation, training, repair, maintenance, and debugging, but no overseas warehouses, showrooms, agents/branches, or prior offline trade-show participation are reported. Service procedures and records exist, while corrective/preventive-action procedures are not documented. Financial credibility cannot be determined from the provided information because the financial entries only identify...

Supplier typeThe supplier is described as a combined entity and factory, located in Hejian, Cangzhou, China, with manufacturing identified as the industry of associated companies. This supports classification as a direct manufacturing supplier rather than an offshore company.

CertificationsThe supplier reports holding ISO 9000 and ISO 9001 management-system certifications. These certifications provide explicit evidence of formal quality-management certification.

After-Sales capabilityThe supplier lists installation, training, repair, maintenance, and debugging services, and has a clear customer-complaint procedure with followed records. However, it reports no overseas warehouse, showroom, agent/branch, or overseas-service country, indicating that the documented service scope is not supported by an overseas physical network.

R&D capabilityThe supplier reports new products within the past year, ODM services, 50 years of total R&D engineer experience, and broad design customization. It does not have an available SDK, but the stated R&D and ODM evidence demonstrates product-development capability.

Production capacityThe supplier operates five production lines, reports an average off-season lead time within 15 workdays and peak-season timing within 15 workdays to one month, and identifies a machining center as a combined facility. It also reports 100% finished-product inspection and 10 qualified service-capability suppliers, supporting established production and service operations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization in both R&D and design-service records. This is direct evidence of a broad customization range.

Client casesThe supplier explicitly reports providing OEM services for well-known brands, which is evidence of experience serving recognized-brand customers. No specific brand names, project details, volumes, or performance outcomes are provided, so the depth of these cases cannot be evaluated.

Product Q&A

Q:Does your company make or distribute products?

We are a professional factory in China that specializes in producing tricone bits, PDC bits, hole opener,single cone bit and drag bit.

Q:What certifications do your products have?

Our products and services are accredited to ISO 9001:2008, ensuring that our mature production technology guarantees international-quality products.

Q:How long does delivery take?

If the product is in stock, we can deliver it within a week. If it is out of stock, delivery can take 7-30 days depending on the order quantity. Transportation is available by sea or air.

Q:What is your packaging and delivery process?

We use high-quality export cartons or standard export wooden cases for packaging.

Q:How can I order your products?

Simply send us an inquiry with a detailed item description or model number. If you have no packing preference, we will use the standard sea-way packing. To avoid any confusion, please attach a reference picture or link to our website for better understanding.