High quality, free shipping diamond drilling machine with drill bit for sale provides 6880W electric power, 480 r/min working speed, 505mm (20 inch) max. drilling diameter, vertical use with high efficiency and without dust operations is available.

Description

Features

1. Advantages: The device uses bulit-in and outside adjustable friction clutch and is designed with soft starting as well as overcurrent protection so it is characterized by rig-based operation mode, flexible mobility, economy and durablity, safety and reliability.
2. Application: Diamond core drilling machine is a new tool which can be used to drill holes on reinforced concrete, rocks, ceramics, glass and fire-proof materials, is widely used in construction quality inspection, airport runway construction, building installation, the installation of water, electricity, heat and gas and contruction of railway, bridges and tunnel.

Details

Power Plug Selection

(Note: Power plug can be customized based on your local machine standards.)

Tips: 3 types of core drill machine

A large number of the core drilling machine available can be divided into three main categories: lightweight drilling machine, medium and heavy-duty drilling machine and larger drilling machine.

• The lightweight drilling machine can drill 3 inches diameter holes. This category mostly comes with the handheld drilling tools. The hand held electric drill not only can make small diameter openings but also can be used to give a professional polishing of already drilled or cut areas.
• The medium drilling machine is usually operated by professional diamond core drilling contractors. These heavy duty core drilling machines are powered by 15-18 ampere electric motor and can drill holes or openings of up to 8 inches. Drilling machines including diamond core drill machine that belong to this category typically are equipped with a motor, a column or a post, base with anchor slot and a water cooling system.
• The third category is larger core drilling machine. It is more robust and more powerful, compared to these two categories above and powered by an electrical or hydraulic motor and embrace an about 7 inch base or column. Such a core drill machine is operated by special workers to make larger and deeper holes in heavily reinforced structures. It is very popular when quite higher productivity is needed in constructions.

Users can choose the right suitable diamond core drill machine to drill according to the requiered hole or opening diameter and the core drilling machines in all the 3 categories above are available here for you to select.