●Left-right symmetric clamping and synchronous shafts
　　Left and right lenses can be set symmetrically and turned synchronously.

●Successfully drills a lens with different shape
　　Holes are drilled at proper positions since their positions are memorized as the distances from the
　　lens edge. (Alteration of lens shape around the nasal side metal may influence P.D. and axis degree.)

●Stepless adjustment of drill speed

●Simple exchange of tools
　　Drill and other accessories are exchanged quite simply.

●Enables wider range of drilling angle
　　Drilling may be done with the drill head tilted to the left or right.

●Hand reamer unit optimal for fine adjustment
　　 (Standard feature)
　　A hole may be widened in an intended direction.