Which port do you ship from?

We usually ship containers from Shanghai port, but changes can be made according to your request.

What is the warranty for your products?

Our hammers are made of high-quality steel, and all spares are inspected strictly before shipping. We respond quickly to complaints and suggestions.

What materials are used for the drill bits?

The drill bits are made of High Carbon Steel.

Efficient Drilling Top Hammer Drill Bits, Retractable Button Bits for Mining Projects

Name: Efficient Drilling Top Hammer Drill Bits, Retractable Button Bits for Mining Projects
Brand: Changsha Heijingang Industrial Co., Ltd.
SKU: 2185441082

Hunan, ChinaChangsha Heijingang Industrial Co., Ltd.

US$150.00

1-29 Pieces

US$145.00

30-99 Pieces

US$140.00

100+ Pieces

Sample price:US$150.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

ISO

Length

2 Inch to 30 Inch

Type

Core Drill Bit

Material

High Carbon Steel

Usage

Coal, Ore, Water Well, Pneumatic

Face Design

Flat, Convex, Concave, Double Gauge

Button Shape

Spherical, Parabolic, Ballistic, Sharp, Flat

Mining Object

Mining

Diameter

2 Inch to 30 Inch

MOQ

1 Piece

Application

Coal, Ore, Water Well, Quarry, Construction

Delivery Time

Within 25 Working Days

Bit Face Type:

Drop center / Flat front

Feature:

High wear resistance, long service life

Service:

OEM & ODM acceptable

Transport Package

Plywood Box, Carton Box or as Your Request

Specification

DHD, COP, SD, QL, Mission, Br, Numa

Trademark

HJG

Origin

China

HS Code

8412310090

Production Capacity

250, 000 PCS/Year

Key features

Customizable Face Design: Options include Flat, Convex, Concave, and Double Gauge face designs.

Multiple Button Shapes: Available in Spherical, Parabolic, Ballistic, Sharp, and Flat shapes.

Wide Diameter Range: Diameter ranges from 2 Inch to 30 Inch for various drilling needs.

Low Minimum Order: MOQ is just 1 piece or 1 complete set, allowing flexible purchasing.

Fast Delivery Time: Stable delivery within 25 working days for timely project completion.

OEM and ODM Support: We accept both OEM and ODM services to meet specific client requirements.

High Quality Material: Made from High Carbon Steel with strict inspection before shipping.

20 Years Experience: Leading manufacturer with over 20 years in rock drilling tools.

Company profile

Changsha Heijingang Industrial Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2011-01-25 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤6.27h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryChangsha Heijingang Industrial Co., Ltd. is a China-based limited company established in 1999, specializing in rock-drilling equipment and pneumatic tools. Its stated product range includes DTH hammers and bits, drilling rigs, threaded bits, shank adapters, coupling sleeves, drill pipes, tool joints, and related spare parts. The supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications, 22 years of R&D engineer experience, 10 production lines, 11–20 quality-control staff, and stated annual capacities of 200,000 DTH hammers/drill bits and 10,000 drilling rigs. It began exporting in 2011 and reports customers or markets across multiple global regions. Evidence supports established manufacturing, certification, product breadth, and export capability. However, the provided information does not adequately demonstrate after-sales service systems, customization processes, customer case studies, or financial credibility.

Supplier typeThe supplier is identified as a privately operated limited company in China, established in 1999, with manufacturing and processing machinery as a commercial focus. Its described business involves researching and manufacturing rock-drilling equipment, pneumatic tools, drilling rigs, drilling bits, drill pipes, and related components, indicating a manufacturer rather than a trading-only entity.

CertificationsThe supplier reports ISO9001:2015 quality-management certification, ISO14001:2015 environmental-management certification, and ISO45001:2016 occupational-health-and-safety certification, plus other unspecified certifications. These stated certifications provide explicit evidence of formal management-system coverage.

R&D capabilityThe supplier reports 22 years of R&D engineer experience and describes research into rock-drilling equipment, including a new-style geothermal drilling rig. It also states that it uses advanced craft technology and conducts strict quality inspection, providing explicit support for engineering and product-development capability, although no patent or new-product output data is given.

Production capacityThe supplier reports 834 employees, a 54,034 m² manufacturing plant, 10 production lines, 11–20 quality-control staff, and stated annual capacities of 200,000 DTH hammers/drill bits and 10,000 drilling rigs. It also reports one-month fulfillment timing in both off-peak and peak seasons, which supports substantial and relatively consistent production capacity.