Does the product support customization?

Yes, the product supports customization. The center nozzle can be customized, and we offer OEM and ODM services for various drilling tool requirements.

What is the warranty period?

The product features metal sealed or rubber sealed bearings and advanced grease lubrication to ensure durability and long service life.

What are the main markets for this product?

Our main markets include North America, South America, Europe, Southeast Asia/Mideast, Africa, East Asia (Japan/South Korea), Australia, and the Domestic market.

617 High Quality Roller Cone Bit for Well Drilling

Name: IADC 117/217/437/517/537/617 High Quality Roller Cone Bit for Well Drilling
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2057103285

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

US$220.00-230.00

1 Piece

Sample price:US$230.00/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

Bearing Type

Journal /Roller Bearing Bit

Pin Connection

4 1/2" Regular

Transport Package

Wooden Case

Specification

8 1/2''

Trademark

LONGYUE

Origin

Hebei, China

HS Code

8207199000

Production Capacity

200 Pieces/Week

Key features

High-Efficiency Design: Features high-efficiency and wear-resistant properties for optimal drilling performance.

Wear Resistant Alloy: Hardfaced with wear-resistant alloy on thrust faces to extend tool life.

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

Advanced Bearing System: Equipped with metal sealed or rubber sealed bearings for durability.

Gauge Protection: Shirttail design with more carbide inserts increases gauge holding capability.

Wide Range of IADC Codes: Available in IADC codes 117, 127, 217, 417, 437, 517, 537, 617, 627, 637, 737.

OEM and ODM Services: Manufacturer offers both OEM and ODM services for customized solutions.

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

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: ≤5.78h 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 Tricone bits (Diameter, IADC code), PDC bits (Matrix or Steel body, blades quantity, cutter size, etc.), Hole opener (Diameter, size of pilot hole, hardness of rocks, thread connection), Roller cutters (Diameter of cones, model number), and photos. Additional info like drilling depth, rock hardness, rig capacity, application, Incoterm, and destination port will help provide a more exact quotation.

Q:What are the lead time and payment terms?

We always have regular models available in stock for prompt delivery. Mass production lead time depends on order quantity. We accept all regular payment terms including L/C, T/T, D/P, and PayPal.

Q:Where is your factory located and how is transportation?

Our factory is located in Hebei, China. We are near Beijing airport and Tianjin (Xingang) seaport. Transportation from our factory to Beijing or Tianjin takes only one day, ensuring fast and economical inland charges.

Q:What are the recommended drilling parameters for IADC 117?

For IADC 117, the recommended WOB is 0.30-0.753 kn/mm and RPM is 180-60 r/min. It is suitable for very soft formations with low compressive strength and high drillability, such as clay, mudstone, and chalk.

Q:What materials are used for the drill bit?

The bit is made of High Carbon Steel with tungsten carbide inserts and inlaid friction-reducing alloy. It features advanced grease lubrication and seal systems.