What is the warranty or quality guarantee?

Our products are manufactured with high carbon steel and undergo strict inspection processes to ensure high efficiency and wear resistance.

Tungsten Carbide Insert Rock Roller 8 1/2'' TCI Tricone Bit

Name: Tungsten Carbide Insert Rock Roller 8 1/2'' TCI Tricone Bit
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2017871072

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

US$1,000.00-2,000.00

1 Piece

Sample price:US$1500.00/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

Drilling Formation

Medium Hard Formation

Transport Package

Wooden Case

Specification

8 1/2

Trademark

LONGYUE

Origin

Hebei, China

HS Code

8207199000

Production Capacity

200 Pieces/Month

Key features

High Efficiency & Wear Resistance: Forged high carbon steel construction ensures superior wear resistance and high efficiency in drilling operations.

Customized Manufacturing: Offers customized sizes, IADC codes, and thread connections to meet specific drilling formation requirements.

Fast Delivery Advantage: Regular models are kept in stock for prompt delivery, with mass production tailored to order quantity.

Versatile Formation Application: Designed for soft to medium hard formations with low compressive strength, such as shale, sandstone, and limestone.

Flexible Payment Terms: Accepts various payment methods including L/C, T/T, D/P, and PayPal to accommodate different client needs.

Reliable Manufacturer: Established in 2016 with 101-200 employees, specializing in Tricone Bits, PDC bits, and Hole Openers.

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: ≤5.12h 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, thread connection, drilling depth, rock hardness, and rig capacity. Photos are also accepted.

Q:What are the lead time and delivery options?

Regular models are available in stock for prompt delivery. Mass production lead time depends on order quantity. We are near Beijing and Tianjin ports for fast and economical transport.

Q:What payment terms do you accept?

We accept all regular payment terms including L/C, T/T, D/P, and PayPal.

Q:What formations is this bit suitable for?

It is suitable for soft to medium hard formations with low compressive strength, such as medium shale, sandstone, and medium limestone.

Q:Do you offer OEM or ODM services?

Yes, we provide both OEM and ODM services, allowing for customized drilling tools based on specific requirements.