What is the material composition of the bit?

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

What are the recommended drilling parameters for the IADC 537 bit?

For IADC 537, the recommended WOB is 0.45-1.0 kn/mm and RPM is 120-50 r/min. Note that upper limits of WOB and RPM should not be used simultaneously.

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.

IADC 537 Roller Cone Cutter Bit Used TCI Tricone Bit

Name: IADC 537 Roller Cone Cutter Bit Used TCI Tricone Bit
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2106144215

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

US$300.00-900.00

1 Piece

Sample price:US$300.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

AISI

Model NO.

8 1/2''

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" API Regular

Transport Package

Wooden Case

Specification

12 1/4

Trademark

LONGYUE

Origin

Hebei, China

HS Code

8207199000

Production Capacity

200 Pieces/Week

Key features

High-Efficiency Wear Resistant: Features tungsten carbide inserts and hardfaced wear resistant alloy for extended life.

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

Advanced Sealed Bearing: Equipped with metal sealed and rubber sealed bearings for superior protection.

Multiple IADC Codes: Available in various IADC codes including 117, 127, 537, 637 for different formations.

Gauge Protection Design: Shirttail features more carbide inserts to increase gauge holding capability.

OEM and ODM Services: Full OEM and ODM services available for customized drilling tool solutions.

Fast Inland Transportation: Factory is near Beijing and Tianjin ports with one-day inland transport time.

Wide Size Range: Available in sizes from 7 1/2 inches to 12 1/4 inches for diverse applications.

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: ≤4.97h 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, Hole opener, or Roller cutters. Photos are also helpful. Additional details like drilling depth, rock hardness, rig capacity, application type, Incoterm, and destination port will ensure a more accurate quote.

Q:What are the lead time and payment terms?

Regular models are available in stock for prompt delivery. Mass production lead time depends on order quantity. We accept L/C, T/T, D/P, and PayPal. Peak and off-peak season lead times are both within 15 workdays.

Q:What are the available sizes for the roller cone cutter bit?

The bit is available in sizes 7 1/2'', 8 1/2'', 9 7/8'', and 12 1/4''.

Q:What formations is the IADC 537 bit suitable for?

The IADC 537 bit is designed for medium soft to medium hard formations with low compressive strength, such as medium shale, sandstone, and medium limestone.

Q:Does the product support customization?

Yes, the center nozzle can be customized. The company also offers OEM and ODM services for various drilling tools.