A. Depth stop, sets the maximum distance that the bit will drill to.
B. Lever, that will allow the motor to be freely raised or lowered while milling ( IE: on the fly) or be locked in place.
C. Lever that locks the tilt platform at the desired angle.
D. Lever that allows the tilted model to rotate 360 degrees, while maintaining the desired angle.
E&F. Levers that lock the arms in place necessary for drilling procedures.