What types of formations is this bit suitable for?

It is suitable for soft to hard formations such as mudstone, gypsum, salt, soft shale, soft limestone, sandstone, dolomite, and marble.

Where is your factory located?

Our factory is located in Hejian City, Cangzhou, Hebei, China. It is near Beijing airport and Tianjin seaport for convenient transportation.

8 1/2'' Steel Tooth Bit Roller Cone Bit for Sale

Name: 8 1/2'' Steel Tooth Bit Roller Cone Bit for Sale
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2208535105

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

US$500.00-1,000.00

1 Piece

Sample price:US$1000.00/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

Body Material

Alloy

Advantage

High-Efficiency ,Wear Resistant

Bearing Type

Friction/Roller/Flosting Bearing Bit

Drilling Formationn

Soft to Hard

Use

Oil,Gas,Wells

Available Size

3 Inch-30 Inch

Manufacture Processing

Forging

Machining

OEM,Customize Base on Drawing

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: Manufactured from high carbon steel alloy for superior wear resistance in soft to hard formations.

Sealed Bearing Technology: Features sealed bearings to ensure durability and extended service life during well drilling operations.

Customizable Specifications: Available in sizes from 3 to 30 inches with OEM customization based on customer drawings.

Versatile Formation Application: Optimized for soft to hard formations including mudstone, gypsum, salt, shale, limestone, and sandstone.

Prompt Delivery Advantage: Regular models kept in stock for immediate dispatch; mass production depends on order quantity.

Flexible Payment Terms: Accepts various payment methods including L/C, T/T, D/P, and PayPal for secure transactions.

Established Manufacturer: Professional factory with 10,000 sqm plant area, 5 R&D engineers, and 101-200 employees.

Global Export Experience: Exporting to over 25 countries including USA, Australia, and European nations with 70-80% export rate.

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: ≤5.99h 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, diameter, IADC code, drilling depth, rock hardness, rig capacity, application type, and Incoterm (FOB/CIF/CFR). Photos are also helpful.

Q:What is the lead time for orders?

Regular models are available in stock for prompt delivery. Mass production lead time depends on order quantity, typically within 15 workdays for both peak and off-season.

Q:What payment terms do you accept?

We accept various payment terms including L/C, T/T, D/P, and PayPal to accommodate different customer preferences.

Q:What is the maximum drillable size?

The available sizes range from 3 inches to 30 inches, allowing for customization based on specific drilling requirements.

Q:Can you provide OEM services?

Yes, we offer OEM and ODM services. Customization is available based on customer drawings, including specific machine types and body materials.