Which markets do you export to?

We export to over 20 countries including the United States, Australia, Costa Rica, India, and various European and African nations.

What is the nearest port for shipping?

The nearest port is Tianjin Port, with fast and economical inland transportation from our factory.

Steel Crossover Sub

Name: Drill Pipe Sub/Adaptor/Connector/Steel Crossover Sub
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 1927965231

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

US$55.00-85.00

1 Piece

Sample price:US$65.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

AISI

Model NO.

3 1/2'' REG

Length

Taper-length

Type

Center Drill Bit

Material

High Carbon Steel

Usage

Well Drilling

Machine Type

Drilling Tool

Processing Type

Forging

Advantage

High-Efficiency, Wear Resistant

Use

Oil, Gas, Wells

Formation

Soft to Hard

Transport Package

Wooden Case

Specification

3 1/2'' REG

Trademark

LONGYUE

Origin

Hebei, China

HS Code

8207191000

Production Capacity

2000pieces/Week

Key features

High-Efficiency Design: Forged from high carbon steel for superior wear resistance and efficiency in drilling.

Wide Application Range: Suitable for oil, gas, and water well drilling in formations from soft to hard.

Customization Options: Offers customized specifications including machine type and processing type.

Fast Delivery Advantage: Regular models in stock with prompt delivery and economical inland transport.

Flexible Payment Terms: Accepts L/C, T/T, D/P, and PayPal to accommodate various business needs.

OEM/ODM Service: Provides OEM and ODM services with 5 dedicated R&D engineers.

Global Export Experience: Exports to over 20 countries including USA, Australia, and European nations.

Competitive Pricing: Located near Beijing and Tianjin ports, ensuring fast and low-cost logistics.

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: ≤5.15h 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 such as diameter, IADC code, blade quantity, cutter size, thread connection, drilling depth, rock hardness, rig capacity, and application type. Photos are also helpful.

Q:What are the lead time and payment terms?

Regular models are in stock for prompt delivery. Mass production lead time depends on order quantity. We accept L/C, T/T, D/P, and PayPal.

Q:What is the average lead time for production?

The average lead time is within 15 workdays for both peak season and off-season.

Q:Does the company provide OEM or ODM services?

Yes, we offer both OEM and ODM services supported by 5 R&D engineers.

Q:What materials are used for the drill pipe sub?

The product is made of high carbon steel, forged for high efficiency and wear resistance.