For producing a tool to high degree accuracy

For producing bore to a high degree of positional accuracy

For producing a button to a high degree of positional accuracy

For producing tool to a high degree of positional accuracy

To measure the depth of hole

Measuring keyways and small slots

Measuring the external surface

Determine the distance between internal parallel surface

On diameter line

On chord line

On length vice

On offset of shaft

Easy to use

Unskilled labour can do

Truing is not necessary

Easy to set square to the axis of rotation