What is the warranty or after-sales support?

The product description does not specify a warranty period, but emphasizes high efficiency and wear resistance.

High Quality Cross Over Sub Between Bit to Drill Pipe

Name: High Quality Cross Over Sub Between Bit to Drill Pipe
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2101937225

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

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'' API REG

Trademark

LONGYUE

Origin

Hebei, China

HS Code

8207191000

Production Capacity

2000pieces/Week

Key features

High-Efficiency & Wear Resistant: Designed for soft to hard formations with high efficiency and wear resistance.

Customized Manufacturing: Offers customized options for machine type, processing type, and specific drilling requirements.

Material Quality: Constructed from high carbon steel for durability in well drilling applications.

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

Flexible Payment Terms: Accepts L/C, T/T, D/P, and PayPal for various payment needs.

OEM/ODM Services: Provides both OEM and ODM services to meet specific client requirements.

Global Export Experience: Exports to over 30 countries including USA, Australia, and Middle East regions.

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: ≤5.25h 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 (Tricone, PDC, etc.), diameter, IADC code, blades quantity, cutter size, rock hardness, drilling depth, rig capacity, application type, Incoterm (FOB/CIF/CFR), transport method, and destination port. Sending photos is also a simple way.

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. Transportation from factory to Beijing or Tianjin takes only one day.

Q:What is the material of the drill bit?

The product is made of high carbon steel, suitable for well drilling in soft to hard formations.

Q:Do you offer customized services?

Yes, we offer customized options for machine type, processing type, and specific drilling requirements.

Q:Where is the company located and what are the nearest ports?

The company is located in Hebei, China. The nearest ports are Beijing Airport and Tianjin (Xingang) Seaport.