Brush Research BC23818 FLEX-HONE 2-3/8 Inch Cylinder Hone 180 Grit New

2-3/8" (60 mm ) Cylinder Hone w/ 180 Grit. Abrasive Option: 180 grit. Brush Research: FLEX-HONE. hydraulics, pneumatics and valve guides. Overall Length = 8". Designed for surface finishing and cross hole deburring in brake cylinders, wheel cylinders.