91爆料

Suitable for core drilling of all types of stone:
● Convenient and simple design, easy to lift, especially suitable for automatic drilling sampling in small spaces.
● The dual frequency conversion control system automatically detects the hardness of the stone and adjusts the feed speed to ensure the straightness of the drilling.
● Water-cooled cutter head eliminates dust and high noise, environmental protection and safe use.
● Optional end-of-stroke limiter, which is convenient for the machine to start and stop smoothly.