For fast and effective honing of cylinders, brake cylinders, clutch cylinders, cleans and removes carbon deposits. With a flexible drive shaft for use in electric or pneumatic drills. Adjustable working pressure through self-spreading and adjustable honing arms. The specially shaped guide arms press the honing stones precisely and evenly against the cylinder wall. Hone only when the stones are completely in the cylinder, during honing the stones should make light contact with the wall.

When honing, make slight vertical movements for a diamond pattern and better piston lubrication.

• Suitable for cylinder diameter of 50-178 mm
• 3 Stenen 100 x 10 mm (220 grit)