What are the payment terms and lead time?

Payment terms include LC and T/T. The average lead time is within 15 workdays for both peak and off-peak seasons.

What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 set.

Does the product come with quality inspection reports?

Yes, machinery test reports and video outgoing inspections are provided to ensure quality before shipment.

Underground Mining Yt29 Yt27 Yt28 Air Leg Jack Hammer Drill for Blasting Hole

Name: Underground Mining Yt29 Yt27 Yt28 Air Leg Jack Hammer Drill for Blasting Hole
Brand: Shandong Mingko Industry Corporation
SKU: 2010252582

Shandong, ChinaShandong Mingko Industry Corporation

US$200.00

1 Piece

US$190.00

2-9 Pieces

US$185.00

10-49 Pieces

US$180.00

50-499 Pieces

US$150.00

500+ Pieces

Product profile

Customization

Available

After-sales Service

1year

Warranty

1year

Model NO.

YT29

Certification

Condition

New

Motor

AC Motor

Drill Hole Diameter

100-150mm

Drill Hole Depth

100-150m

Bit Type

Drag Bit

Drilling Way

Compound

Cylinder Diameter

80mm

Piston Stroke

60 mm

Working Water Pressure

0.3 MPa

Impact Energy

75.5 J

Drilling Speed

480mm/Min

Air Pipe Inner Diameter

25 mm

Water Pipe Inner Diameter

13mm

Working Pressure

0.63MPa

Impact Frequency

36.7Hz

Shank Size

22*108mm

Transport Package

Shipping in Cartons or Wooden Cases

Specification

YT27

Trademark

Mingko

Origin

China

Production Capacity

50000

Key features

High Efficiency Drilling: YT27/29 air leg rock drill machine designed for high efficiency and low consumption in hard rock drilling.

Versatile Application: Widely used for blasting holes in quarries, railway, highway, hydropower construction, and national defense projects.

Flexible Drilling Modes: Supports both dry and wet drilling, suitable for level, inclined, and upward drilling operations.

Portable Design: Compact dimensions (668*248*202mm) and lightweight (27KG) for easy mobility and operation on site.

CE Certified Quality: Product meets CE certification standards with provided machinery test reports and video inspections.

Customizable Specifications: Offers customization options for cylinder diameter, piston stroke, working pressure, and other technical parameters.

Core Component Warranty: 1-year warranty covering core components including motor, pressure vessel, pump, PLC, and bearings.

Easy Operation: Key selling point features easy-to-operate design for efficient use in various drilling environments.

Company profile

Experienced TeamFast Delivery100% Finished Products InspectionR&D Capabilities

Shandong Mingko Industry Corporation

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤6.74h

AI-Powered supplier vetting

SummaryThe supplier is a large-scale manufacturer based in Shandong Province, with extensive production capabilities for mini excavators and other machinery, exporting to over 160 countries. It holds multiple certifications but lacks innovation capabilities and overseas infrastructure. Their after-sales services are robust, although quality assurance processes are deficient.

Supplier typeThe supplier is a manufacturer with expansive facilities covering over 50,000 square meters, producing mini excavators, skid steer loaders, and other machinery. They export extensively worldwide.

CertificationsThe supplier holds ISO 9001, EU CE, SGS, and TUV certifications, confirming their compliance with international standards.

After-Sales capabilityThe supplier offers comprehensive after-sales services including debugging, maintenance, repair, and training, with operations in Germany and the United States.

R&D capabilityThe supplier lacks innovation capabilities, with no new products developed in the past year and no provision of 3D software design or SDK.

Production capacityThe supplier has a high annual productivity level, exporting thousands of machinery units yearly, and maintaining organized production processes.

Customization capabilityThe supplier provides extensive customization services, including full and flexible customization from samples and designs.

Client casesThe supplier has served over 50,000 customers globally, including individual users, farmers, and contractors.

Product Q&A

Q:What is the warranty period for this air leg jack hammer?

The product comes with a 1-year warranty for the entire machine and a 1-year warranty for core components such as the motor, pressure vessel, pump, PLC, and bearings.

Q:What are the main applications for the YT27/YT29 air leg rock drill?

It is widely used for blasting holes and other drilling works in quarries, railway construction, highway building, hydropower projects, and national defense facilities.

Q:Can this machine be used for both dry and wet drilling?

Yes, the YT29A model is suitable for both dry and wet drilling operations, whether used with a drill carriage or drilling rig.

Q:What is the drilling diameter and depth capacity?

The drilling diameter is typically between 30-45mm (or 34mm-45mm for YT29A), with a maximum drilling depth of 5 meters.

Q:Is customization available for this product?

Yes, customization options are available including customization from samples, designs, full customization, minor customization, and flexible customization for parameters like cylinder diameter and working pressure.