1''-1/8" 3 Stone Adjustable Brake Piston Cylinder Hone Tool Range:3/4" ~2-1/2"(18~63mm)

• Adjustable honing tension 

• 3/4'' to 2-1/2'' diameter range

• 3-220 grit 1-1/8 '' stones

2''  3 Leg Stone Adjustable Brake Piston Cylinder Hone Tool Range:1-1/4"~3-1/2"(32~88mm)

• Adjustable honing tension 

• 1-1/4 ''  to 3-1/2'' diameter range

• 3-220 grit  2'' stones

3" Stone Adjustable Brake Piston Cylinder Hone Tool Range: 2" - 7"(51~177mm)

• Removes glaze and scratches from cylinders

• Adjustable honing tension ensures steady ,smooth contact with cylinder wall.

• Capacity : 2 '' - 7 '' .

• Operateswith any electric drill .

• 

• 4"Stone Adjustable Brake Piston Cylinder Hone Tool Range:2" - 7"(51~177mm)

  • Flexible shaft.

  • Adjustable honing tension 

  • 2'' to 7'' diameter range (50.8 - 177.8mm)

  • 

  Removes carbon and heat glaze deposits on cylinder bores.

  Excellent for removing rust deposits on older re-builds.

  Fits cylinders from 18-63m ,32-88mm,51-135mm, capacity Selector ring switches between bore ranges