Where is your company located?

Our factory is located in Hebei, China, near Beijing airport and Tianjin seaport, ensuring fast and economical transportation.

What is the warranty or quality guarantee?

We are a professional manufacturer with 5 R&D engineers and strict quality control. Specific warranty details should be confirmed during quotation based on the product type.

8 1/2" IADC 127 Water Well Milled Tooth Three Roller Cone Bit

Name: 8 1/2" IADC 127 Water Well Milled Tooth Three Roller Cone Bit
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2093154135

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

US$1,000.00-1,500.00

1 Piece

Sample price:US$1300.00/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 Design: Optimized for soft to hard formations with high drillability and wear resistance.

Customizable Specifications: Available in 3-30 inch sizes with OEM customization based on drawings.

Versatile Application: Suitable for oil, gas, water wells, and HDD in various geological conditions.

Fast Delivery: Regular models in stock with prompt delivery and fast inland transport.

Flexible Payment Terms: Accepts L/C, T/T, D/P, and PayPal for convenient transactions.

Professional Manufacturer: Established in 2016 with 5 R&D engineers and 10000 sqm plant area.

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

Quality Assurance: High carbon steel material with friction/roller/floating bearing types.

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: ≤5.68h 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, diameter, IADC code, drilling depth, rock hardness, rig capacity, and application. Sending photos is also a simple way to get an accurate quote.

Q:What are the payment terms?

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

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:Can you customize the drill bits?

Yes, we offer OEM and ODM services. Customization is available based on drawings, with options for different sizes from 3 to 30 inches.

Q:What types of formations are suitable for this bit?

This bit is designed for soft to hard formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft shale, and limestone.