What is the warranty or quality guarantee?

We support video outgoing-inspection to ensure the product condition is new and meets standards.

What are the main applications for this drill bit?

It is primarily used for well drilling, stone mining in mines, and energy & mining industries.

Premium 76 mm Diamond Drill Bit for Efficient Coal Mining

Name: Premium 76 mm Diamond Drill Bit for Efficient Coal Mining
Brand: Changsha Fast Drill Engineering Machinery Co., Ltd.
SKU: 2173168445

Hunan, ChinaChangsha Fast Drill Engineering Machinery Co., Ltd.

US$125.00

2-9 Pieces

US$123.00

10-49 Pieces

US$121.00

50-99 Pieces

US$120.00

100-999 Pieces

US$119.00

1,000+ Pieces

Product profile

Customization

Available

Customized

Standard

AISI

Length

Stub-length

Type

Non-Core Drill Bit

Material

High Manganese Steel

Usage

Well Drilling

Thread Type

Male or Female

Machine Type

Drilling Equipment

Applicable Industries

Energy & Mining

Processing Type

Forging

Use

Well Drilling

Application

Stone Mining in Mines

Color

Customized

Features

Fast Speed, High Efficiency

Product Name

Three Wings Alloy Scraper Bit

Video Outgoing-Inspection

Supported

Condition

New

API

2 3/8"3 1/2"4 1/2"Support Customization

Weight (Kg)

4.7kg

Transport Package

Wooden Box

Specification

75~325#

Origin

Changsha, Hunan, China

HS Code

8430691900

Production Capacity

15, 000PCS/Year

Key features

High Efficiency Drilling: Features fast speed and high efficiency for coal mining and stone mining applications.

Durable Material: Constructed from high manganese steel to ensure longevity and resistance to wear.

Customizable Options: Offers customization for thread type, machine type, and color based on specific needs.

Wide Size Range: Available in regular sizes from 3 7/8" to 17 1/2" to suit various drilling requirements.

Flexible Payment: Supports multiple payment methods including T/T, PayPal, LC, and Western Union.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-season periods.

Low MOQ: Minimum order quantity is just 1 piece, allowing for flexible trial orders.

Video Inspection: Supported outgoing inspection videos to ensure product quality before shipment.

Company profile

High Repeat Buyers ChoiceCustomization from SamplesODM ServicesFast Delivery

Changsha Fast Drill Engineering Machinery Co., Ltd.

Hunan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Changsha Port, Shenzhen PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company and limited company, with a business scope covering drilling equipment, drilling rigs, core bits, mechanical equipment, communication technologies, software development, and related services. It demonstrates broad customization options and provides ODM services, but reported no new products in the past year, no 3D software design, no SDK, and no professional technical supplier R&D capability. Service-management controls are weak: no written procedures or records were provided for supplier assessment, corrective actions, or complaint handling. No overseas warehouse, showroom, overseas agent or branch, or offline trade-show participation was reported. Raw-material traceability is unknown. The provided financial records show zero stated operating revenue, operating costs, gross profit, and operating profit for the reported periods; no monetary figures are reproduced here.

After-Sales capabilityThe supplier reported no written procedures or records for effective service-capability assessment, corrective and preventive actions, or customer complaint handling. It also reported no overseas warehouse, showroom, overseas agent or branch, or offline trade-show participation, indicating limited documented after-sales and overseas service infrastructure.

Financial creditThe provided financial-capacity records state zero operating revenue, operating costs, gross profit, and operating profit for the reported periods. These figures provide explicit evidence of no recorded operating activity in the supplied data and do not support strong financial credibility.

R&D capabilityThe supplier reported no new products in the past year, no product-information R&D capability, no professional technical supplier R&D capability, no 3D software design service, and no available SDK. Although ODM service is available, the overall evidence shows limited demonstrated innovation capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization; it also provides ODM services. These statements directly support a broad customization offering, although they do not establish manufacturing execution capacity.