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Home > Diamond core drill bits > High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
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High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)
High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)

High Efficiency Concrete Core Drill (diamond Drill Bit, Suitable for Walls and Rock Floors)

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Product Description

Product Description
Concrete Coring Machine HZ-250
Concrete coring machine series
STANDARD: EN 12697-27
The core drilling machine specially used in laboratory and site cutting core sample such as rock or other material. Core bit order separately.
Concrete Coring Machine
Coring Machine Detail
Model NO. HZ-20A HZ-250
Max. Drilling Dia.200mm250mm
Power3400W3300W
Ø Shaft thread1¼ -7, 1¼ -31¼ -7, 1¼ -3
No-Load Speed700 r.p.m.700 r.p.m.
Voltage110V/220V/240V110V/220V/240V
Net/Gross22Kg/25Kg-
Packing size84x34x23CM-
HZ-20A

HZ-20A

HZ-250

HZ-250

Model HZ-250 support adjustable, can drill 0-90° inclined hole. Model HZ-180W can 360° work.
Model NO. HZ-125 HZ-180W
Max. Drilling Dia.125MM180mm
Frequency50-60Hz50-60Hz
Power1800W2300W
No-Load Speed0-1900r.p.m750 r.p.m
Voltage110V/220V/240V110V/220V/240V
Net weight5.8Kg30kg
HZ-125

HZ-125

HZ-180W

HZ-180W

Company Overview
Our main products include concrete compression testing machine, concrete cube test moulds, asphalt test apparatus and other instruments. These products have been exported to more than 30 countries, especially used in the building industry, and have received significant support and praise. The workshop is equipped with various advanced lathes, CNC (Computer Numerical Control), and cutting machines. These imported equipment ensure the quality of our products. Also, our management system has been certified by ISO9001. Climate Chambers have been certified by CE. We also provide OEM requests for every customer.
Workshop
Production
Quality Control
Packing & Shipping
Packing
Shipping
Our Service

Installation and Training

  • Factory visits: Face-to-face training for installation and operation.
  • Remote support: User manuals and instructional videos provided.
  • On-site technician: Available for local factory installation upon arrangement.

After-Sale Service

  • One-year guarantee for the whole machine.
  • 24 hours technical support by email or calling.
  • Free repairs within one year for any discovered machine problems.
Frequently Asked Questions (FAQ)
1. How is the product quality guaranteed? We always provide a pre-production sample before mass production and conduct a final inspection before shipment to ensure the highest quality.
2. What types of equipment can I purchase? You can purchase Concrete Cube Molds, Compression Testing Machines, Climate Chambers, Ring & Ball Apparatus, and Concrete Test Hammers.
3. What kind of technical support do you provide? We offer 24-hour technical support via email or phone, along with a one-year warranty on all machines.
4. Do you offer training for machine operation? Yes, we provide face-to-face training at our factory, or we can send user manuals and videos to help you install and operate the equipment remotely.
5. What are your accepted delivery and payment terms? We accept various delivery terms including FOB, CIF, EXW, and Express Delivery. Payment can be made via T/T, L/C, Credit Card, PayPal, or Western Union in multiple currencies.
6. Why should we choose your products over other suppliers? With 20 years of experience in design research and development, we provide high-quality products, excellent service, and competitive pricing for long-term cooperation.
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