Features and Benefits:

• 2-stone hone fits cylinders 11/16" to 2 1/2" (7.4 - 63.5mm)
• Square ends of stones hone to the end in step-cut and blind-end cylinders
• 240 grit stones are 1 1/8" long
• Flexible driver

Controlled pressure makes it possible to polish or hone with just one stone grit. Square ends of stones hone to the end in step-cut and blind-end cylinders. 240 grit stones are 1 1/8" in. long. Flexible driver.