Z3725 and Z3725A Universal radial drilling machines are suitable for assembling, repairing and workshop. The max. drilling hole is Φ25mm. the machine is active and light. It is able to realize drilling, counter boring, reaming, milling boring and tapping in vertical, horizontal and inclinable surfaces at any directions. In machining the holes of the large work pieces, the machine can be moved close to the work piece, then machine the holes in different position of any angle in once clamping. The machine possesses flexible and stable control and easy speed-change. It is widely used to drill holes in small and medium productions.