2" to 7"
Complete With Stones: 4" medium - 220 Grit
- Ideal for removing the residue and deposits that build up inside an engine's cylinder walls.
- Adjustable collar and spring mechanism allows width and pressure to be adjusted to suit the application.
- Can be used with any electric drill to provide positive controlled pressure and contact through the full range.
- Designed to allow quick and easy changes of stones to suit any application.
- Flexible drive shaft permits easy access to all cylinders.