Continuous operation Grenailleuses machines for pipes, bottles, and cylindrical parts fed by means of biconical rollers conveyor. They are indicated for the deburring, removal of paint or preparation of surfaces destined to galvanization or painting treatment.

Continuous operating Grenailleuses machines provided with steel netting belt conveyor for surface treatment of marble, granit, stone and beton. These Grenailleuses machines are used to get bushhammered, flamed, antique-looking or shotblasting finishing.
It is possible to treat the top and/or the side(s) of the pieces in only one time, and by the automatic recycle system of the abrasive, the treatment is very cheap.