is one kind of revolving cutting drilling equipment and power by electricity,can be used for soft rock drilling or earth dril... It is one kind of revolving cutting drilling equipment and power by electricity. It can be used for soft rock drilling or earth drilling. It has two...

Used for drilling large blast hole.It is especially convenient to be used during the initial period of opencast working, other Used for drilling large blast hole. It is especially convenient to be used during the initial period of opencast working, other drill carriage unable to...

YT24 Air Rock Drill is a small of rock drill and powered by air compression,can be used for drilling on the hard rock YT24 Air Rock Drill is a small type of rock drill and powered by air compression. It can be used for drilling on the hard rock and rock with medium hardness....

can be used for cleaving rock, bruising the concrete foundation, tamping the railroad bed, small area tamping. It is a small type of rock drill composed the power machine, working machine and air compress in one. It is powered by the small gasoline engine and used for drilling on...

It is a small type of rock drill composed the power machine, working machine and air compress in one. It is a small type of rock drill composed the power machine, working machine and air compress in one. It is powered by the small gasoline engine and used for drilling on the hard...

is one kind of revolving cutting drilling equipment and power by electricity,can be used for soft rock drilling or earth dril... It is one kind of revolving cutting drilling equipment and power by electricity. It can be used for soft rock drilling or earth drilling. It has two...

YT28 Air Rock Drill is a small of rock drill and powered by air compression,can be used for drilling on the hard rock YT28 Air Rock Drill is a small type of rock drill and powered by air compression. It can be used for drilling on the hard rock and rock with medium hardness....