What is the main material of the drill bit?

The drill bit is made of high carbon steel and alloy, featuring friction/roller/floating bearings for durability.

Where is your company located and what is the nearest port?

Our company is located in Hebei, China. The nearest ports are Beijing airport and Tianjin (Xingang) seaport, with transportation taking only one day.

7 1/2 Inch Steel Tooth Drill Bit

Name: 7 1/2 Inch Steel Tooth Drill Bit
Brand: Hejian Longyue Drill Bit Manufacture Co., Ltd.
SKU: 2044327875

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

US$400.00-800.00

1 Piece

Sample price:US$800.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

AISI

Model NO.

7 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

7 1/2''

Trademark

LONGYUE

Origin

Hebei, China

HS Code

8207199000

Production Capacity

200 Pieces/Month

Key features

High-Efficiency Design: Optimized for high drillability in soft to hard formations with wear resistance.

Customized Manufacturing: OEM and custom services available based on specific drawings and requirements.

Wide Size Range: Available sizes from 3 inches to 30 inches to fit various drilling needs.

Versatile Application: Suitable for oil, gas, water wells, and HDD applications in soft to hard formations.

Durable Material: Constructed from high carbon steel and alloy for superior wear resistance.

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

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

Global Export Experience: Exporting to over 30 countries including USA, Australia, and Middle East regions.

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: ≤5.46h 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, blade quantity, cutter size, rock hardness, drilling depth, rig capacity, application type, Incoterm, and transport method. Photos are also helpful.

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 within 15 workdays.

Q:What are the available sizes for the drill bit?

The drill bits are available in sizes ranging from 3 inches to 30 inches.

Q:What types of formations can this drill bit handle?

It is designed for soft to hard formations including clay, mudstone, chalk, gypsum, shale, limestone, sandstone, dolomite, and marble.

Q:Do you offer OEM or custom services?

Yes, we provide OEM and custom manufacturing services based on customer drawings and specific requirements.