For proven results, you can depend on Komatsu replacement drifters, built by Montabert. Keep your equipment running by replacing your drifters promptly near end of life. These drifters are available in Komatsu models JZD08, JZD10, JZD12, JZD21 and JZD27.
Energy recovery valve
Allows piston rebound energy to be used for the next blow. This design helps improve efficiency with no internal peak of pressure source of cavitation. Optimized drifter position.
Unique piston design
High and constant impact energy from a unique design of the piston. Generates a perfect, long trapezoidal-shaped shock wave and better energy transmission to the bits.
Hydraulic dampening system
Offers protection of the drifter and tools and reduced vibrations. Optional hydraulic reverse percussion system helps ensure real back hammering.