NZMZ-20 Portable Sleeper Drilling Machine This machine is light-weight and easy to use and has the purpose of quickly drilling wooden sleepers ensuring precision andmaximum safety for the operator. It is composed of: * 4-stroke petrol engine with valves at the top and special lubrication to work on 360�°; * High-strength speed reducer gears lubricated by special TK3 grease that guarantees excellent lubrication and long life; * Ergonomic handle with throttle lever and engine safety lock; * Safety system with centrifugal clutch; * Possibility of inserting a lever able to rotate the drill bit in case of blockage; * Quick coupling / uncoupling spindle of the drill bit. Optionally we can supply: * Drill bit protection and drilling depth regulator ; * Trolley with 3 wheels for different types of track gauge; * SleeperDrill Bits.