Where is your company located and how does it affect shipping?

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

What is the main material of the drill bit?

The drill bit is made of High Carbon Steel, providing high efficiency and wear resistance suitable for hard formations.

9 7/8'' IADC 637 TCI Tricone Drill Bit for Hard Formation

Name: 9 7/8'' IADC 637 TCI Tricone Drill Bit for Hard Formation
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2187273925

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

US$1,000.00-2,000.00

1 Piece

Sample price:US$1100.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

AISI

Model NO.

9 7/8''

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

9 7/8''

Trademark

LONGYUE

Origin

Hebei, China

HS Code

8207199000

Production Capacity

200 Pieces/Month

Key features

High-Efficiency Design: Optimized for high drillability in hard formations with high compressive strength.

Wear Resistant Material: Constructed from High Carbon Steel for superior durability and wear resistance.

Versatile Bearing System: Equipped with Journal and Roller Bearing Bit technology for stable operation.

Stock Availability: Regular models available in stock for prompt delivery and fast turnaround.

Flexible Payment Terms: Accepts L/C, T/T, D/P, and PayPal to accommodate various business needs.

OEM/ODM Service: Supports custom manufacturing with available OEM and ODM services.

Fast Logistics: Located near Beijing and Tianjin ports for economical and fast inland transport.

Global Export Experience: Exporting to over 20 countries including USA, Australia, and Europe.

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: ≤5.90h 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 provide detailed information including bit type (Tricone, PDC, etc.), diameter, IADC code, drilling depth, rock hardness, rig capacity, application type, and Incoterms (FOB/CIF/CFR). Sending photos is also a simple way.

Q:What is the lead time for orders?

Regular models are available in stock for prompt delivery. For mass production, lead time depends on order quantity. Average lead time is within 15 workdays for both peak and off seasons.

Q:What payment terms do you accept?

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

Q:Is customization available for this drill bit?

Yes, we offer OEM and ODM services. The product attributes indicate 'Customized: Customized', allowing for tailored specifications based on customer requirements.

Q:What are the recommended drilling parameters for IADC 637?

For IADC 637, the recommended WOB is 0.5~1.2 kn/mm and RRM is 80~40 r/min. It is applicable for hard formations with high compressive strength such as sandstone, limestone, dolomite, hard gypsum, and marble.