What are the payment terms?

Payment terms include LC, T/T, D/P, and PayPal.

What is the recommended WOB and RPM?

The recommended WOB is 38000~43400 and RPM is 80-40.

IADC 517 Single Cone Rock Roller Drill Bits 8 1/2''iadc 537 Single Roller Bit Single Roller Cutter

Name: IADC 517 Single Cone Rock Roller Drill Bits 8 1/2''iadc 537 Single Roller Bit Single Roller Cutter
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2067953642

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

US$500.00

1 Piece

Product profile

Customization

Available

Customized

Length

Taper-length

Model NO.

8 1/2 inch

Type

Core Drill Bit

Material

Tungsten Carbide

Usage

Well Drilling, PCB Drilling

Transport Package

Wooden Case Package

Trademark

Longyue

Origin

He Bei

HS Code

8207199000

Production Capacity

2000pieces/Month

Key features

IADC 517 Single Cone Design: Features a single cone rock roller structure for efficient drilling in various formations.

Tungsten Carbide Material: Constructed from durable tungsten carbide to withstand high wear and tear during drilling.

Fast Lead Time: Ships within 1 week if in stock; otherwise depends on order quantity.

Customizable Options: Offers customized configurations to meet specific customer requirements.

Multi-Industry Application: Suitable for oil field, well drilling, no dig field, and mining industries.

Global Export Experience: Exported to over 20 countries including North America, Europe, and Southeast Asia.

Professional Technical Support: Supported by trained professionals and a full machine shop for assistance.

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.