Sector arm
Index plate
Worm shaft
Worm gear
Good quality iron tube
Good quality round rod
Good quality copper sheet
Good quality steel sheet
Checking the contour of component
Checking the length of component
Checking the weight of component
Checking the width of component
For check internal and external radius of job
For check the gap between two sliding surfaces
For identify the accuracy of joining parts
For measure the diameter of jobs
According to the axis of table movement
According to the axis of knee movement
According to the axis of spindle rotation
According to the posistion of column
