MA210-C
* Carbide measuring face
* Ratchet stop
* Used for measuring spline shaft,
groove and key groove.
MA210-D
* Carbide measurement surface
* Ratchet wheel load
* Used to measure small
grooves, keyways, etc.
MA210-F
* Ratchet wheel load
* Disc measuring face can measure small
slot, it can also measure the length of gear
tooth tangent.
