ZZC
(1) The drilling frame can swing, expand and rotate, have the mobility to adapt to the working environment, and can shorten the operation preparation time.
(2) The front end of the working cylinder is equipped with a two-way hydraulic locking device, which can ensure safety and stability.
(3) Equipped with hydraulic safety and automatic monitoring system, such as elastic shock absorber, gravitational vacuum cleaner, hydraulic alarm device, automatic brake device, etc.
(4) Equipped with the drill rod unloading device, equipped with 5~7 drill rods, the handle operation can quickly complete the drill rod connection, disassembly, center, in and out of the drill frame and other actions, not only save time, but also reduce physical labor.
