8 1/2'' Tricone Bit Hard Rock Drilling Bits for Well Drilling

Name: 8 1/2'' Tricone Bit Hard Rock Drilling Bits for Well Drilling
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2063243385

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

US$700.00-1,000.00

1 Piece

Sample price:US$800.00/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 Design: Optimized for medium hard formations with low compressive strength like shale and sandstone.

Wear Resistant Material: Constructed from high carbon steel for durability in hard rock drilling applications.

Customized Manufacturing: Offers custom forging and machine type options tailored to specific drilling needs.

Stock Availability: Regular models available in stock ensuring prompt delivery for immediate orders.

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

Fast Inland Logistics: Factory located near Beijing and Tianjin ports with one-day transport to seaports.

OEM and ODM Services: Provides both OEM and ODM services with 5 dedicated R&D engineers.

Global Export Experience: Exports to over 20 countries including USA, Australia, and Middle East nations.

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, blades quantity, cutter size, drilling depth, rock hardness, rig capacity, application type, Incoterm, and destination port. Sending photos is also a simple way to get a quote.

Q:What are the lead time and payment terms?

Regular models are 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 formations is this bit suitable for?

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

Q:Do you offer customization services?

Yes, we offer customized forging and machine type options. We also provide both OEM and ODM services.

Q:Where is your factory located and how is shipping handled?

Our factory is in Hebei, China, near Beijing and Tianjin ports. Inland transportation to these ports takes only one day, making it fast and economical.