What after-sales services are provided?

We provide online video services for after-sales support.

What is the weight of the main unit?

The weight of the main unit is 26kgs.

What is the lead time for delivery?

Peak season lead time is within 15 workdays, while off-season lead time is 6-12 months.

Yt28 Portable Hand Tunnel Pneumatic Rock Core Drilling Machine

Name: Yt28 Portable Hand Tunnel Pneumatic Rock Core Drilling Machine
Brand: Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
SKU: 686597942

Shandong, ChinaShandong China Coal Industrial & Mining Supplies Group Co., Ltd.

US$750.00

1-19 Pieces

US$450.00

20+ Pieces

Product profile

Customization

Available

After-sales Service

Online Video Services

Warranty

Model NO.

YT 28

Certification

CE, ISO 9001

Condition

New

Motor

AC Motor

Drill Hole Diameter

<100mm

Drill Hole Depth

100-150m

Bit Type

Diamond Bit

Drilling Way

Rotary

Structure

Vertical Drilling Machine

Layout

Vertical

Controlling Mode

Artificial

Hole Diameter

>200mm

Precision

High Precision

Model

Yt28

Weight

26kgs

Length

661mm

Working Pressure

0.4-0.63MPa

Cylinder Diameter

80mm

Plunger Diameter

60mm

Working Pressure

0.4-0.63MPa

Impact Frenquency 

37Hz

Air Consumption

81L/S

Air Pipe Diameter

13mm

Transport Package

Standard Export Package or as Your Requirement

Specification

Trademark

ZHONGMEI

Origin

Shandong, China(Mainland)

HS Code

8538900000

Production Capacity

500 Sets Per Month

Key features

High Efficiency Drilling: Impact frequency >=37Hz and air consumption 81L/S for rapid rock penetration.

Durable Construction: Components designed for long life and durability in hard rock operations.

Wide Application: Suitable for mines, water conservancy, construction, and national defense sites.

Energy Efficient: Optimized design ensures energy efficiency during pneumatic rock drilling.

Certified Quality: CE and ISO 9001 certified ensuring international safety and quality standards.

Portable Design: Compact size with 26kg weight for easy transport to various work sites.

Versatile Compatibility: Compatible with standard drill bits (34-42mm) and rods for easy maintenance.

Online Support: Provides online video services for technical assistance and troubleshooting.

Company profile

Self-brandedOverseas Services100% Finished Products InspectionProduct Certification

Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2008-08-01Nearest Port: Qingdao, Ningbo,Shanghai,ShenzhenAverage Response Time: ≤0.32hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryThe supplier is a combined company with manufacturing, export, service, quality-control, R&D, and sustainable-development capabilities. It offers broad customization, reports new-product development in the past year, and provides ODM services. Manufacturing evidence includes multiple processing and finishing machines, inventory capability, valid contracts with associated subcontractors, and documented inspection and corrective-action procedures. Overseas service is available in Denmark, Colombia, India, and Georgia, covering installation, debugging, maintenance, repair, and training, but the supplier has no overseas warehouse, showroom, agent, or branch. CE and CCC product certifications are reported. Financial records are identified for 2021–2023, but their results are not provided. The supplier has OEM experience with well-known brands but no Fortune 500 collaboration reported.

Supplier typeThe supplier is identified as a combined company and reports manufacturing equipment, inventory capability, and valid contracts with each associated subcontractor. This supports a combined manufacturing and service-oriented supplier profile, although the exact ownership or operating structure is not further detailed.

CertificationsThe supplier reports CE and CCC product compliance certifications and an unspecified management-system certification described as “Others.” Product certification coverage is explicitly stated, but the specific management certification is not identified.

After-Sales capabilityThe supplier provides overseas debugging, maintenance, repair, training, and equipment installation in Denmark, Colombia, India, and Georgia. It has no overseas warehouse, showroom, agent, or branch, which limits local infrastructure but does not negate the stated service offering.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has an available SDK. These statements directly support active R&D and product-development capability.

Production capacityProduction-related evidence includes cutting, painting, sawing, and shearing equipment; inventory capability; valid manufacturing contracts with associated subcontractors; and a one-month average lead time in both off-season and peak season. Documented finished-product inspection, supplier-service procedures, and corrective/preventive-action records further support operational control.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same broad service range is reported in both R&D and design-capability information, providing clear evidence of extensive customization coverage.

Client casesThe supplier reports OEM service for well-known brands and participation in the Changsha International Construction Machinery Exhibition. It reports no collaboration with Fortune 500 companies; therefore, some customer and market-exposure evidence exists, but detailed customer names, projects, or verified case outcomes are unavailable.