What materials are used in the bits?

The bits are made of high carbon steel with tungsten carbide inserts and inlaid friction-reducing alloy.

Where is your factory located?

Our factory is located in Hejian City, Cangzhou, Hebei, China, near Beijing airport and Tianjin seaport.

Piling Roller Cone Bits, Single Roller Bits for Rotary Drill Rigs

Name: Piling Roller Cone Bits, Single Roller Bits for Rotary Drill Rigs
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2170030855

Hebei, ChinaHejian Longyue Drill Bit Manufacture Co., Ltd.

US$210.00-250.00

1 Piece

Sample price:US$800.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

AISI

Model NO.

8.5

Type

Center Drill Bit

Material

High Carbon Steel

Usage

Well Drilling

Machine Type

Drilling Tool

Processing Type

Forging

Advantage

High-Efficiency ,Wear Resistant

Bearing Type

Journal /Roller Bearing Bit

Transport Package

Wooden Case

Specification

12 1/4"

Trademark

LONGYUE

Origin

Hebei, China

HS Code

8207199000

Production Capacity

200 Pieces/Week

Key features

High Wear Resistance: Features tungsten carbide inserts and friction-reducing alloy for extended durability.

Advanced Bearing System: Equipped with metal sealed and rubber sealed bearings for reliable performance.

Customizable Nozzles: Center nozzle can be customized to meet specific drilling requirements.

Wide Size Range: Available in sizes from 7 1/2'' to 12 1/4'' for various drilling applications.

Fast Delivery: Regular models in stock with prompt delivery and fast inland transportation.

OEM/ODM Service: Supports customized drilling tools with professional OEM and ODM services.

Global Export Experience: Exported to over 25 countries including USA, Australia, and Europe.

Multiple IADC Codes: Offers various IADC codes (117-737) for different formation types.

Company profile

Hejian Longyue Drill Bit Manufacture Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-08-01 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤7.37h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryHejian Longyue Drill Bit Manufacture Co., Ltd. is a China-based manufacturing factory in Hejian, Cangzhou, Hebei, established in 2016, with 67 employees and a 10,000 m² plant. It produces drilling-related equipment, operates more than 10 production lines, and has 6–10 quality-control staff. The supplier states that it can design HY PDC bits according to customer requirements, indicating customization capability. It has five years of R&D engineer experience, exports 51%–70% of sales, and holds self-operated import and export rights. However, the provided information does not confirm certifications, after-sales capabilities, or verified customer cases. Trade records show limited documented import activity involving Uzbekistan and Kazakhstan, but these records alone do not establish broad customer performance or financial credibility.

Supplier typeThe supplier is explicitly identified as a factory/manufacturer and a limited company located in Hejian, Cangzhou, Hebei, China. Its stated business scope includes drilling equipment and manufacturing-related products, consistent with a specialized industrial manufacturer.

R&D capabilityThe supplier reports five years of total R&D engineer experience and states that it can design HY PDC bits according to customer requests. This provides explicit evidence of product-design capability, although no broader R&D team size, patents, testing facilities, or innovation results are given.

Production capacityThe supplier operates more than 10 production lines, employs 6–10 quality-control staff, and has a 10,000 m² manufacturing plant with 67 total employees. These stated operational resources support a positive assessment of production capability, though actual capacity and delivery performance are not specified.

Customization capabilityThe company explicitly states that it can design HY PDC bits according to customer requirements. Its listed product range includes PDC bits, tricone bits, roller cones, hole openers, rock reamers, and related drilling products, supporting product-specific customization capability.

Product Q&A

Q:How to get an exact quotation?

Please send detailed information including bit type, diameter, IADC code, drilling depth, rock hardness, rig capacity, and Incoterm. Photos are also helpful.

Q:What are the payment terms?

We accept regular payment terms including L/C, T/T, D/P, and PayPal.

Q:What is the lead time for orders?

Regular models are available in stock for prompt delivery. Mass production lead time depends on order quantity, typically within 15 workdays.

Q:Can you provide OEM or ODM services?

Yes, we offer both OEM and ODM services for customized drilling tools.

Q:What is the warranty period?

Specific warranty details are not provided in the description; please contact us for specific terms.