NJH156-Glaze Breaker Cylinder Hone

• 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
• Includes: 4" Medium 220 grit stones

Specifications

• Diameter Range: 2" - 7" (50.8 mm - 177.8 mm)