This spindle hole of this Index can acceptable a 5C collet It is suit-able on milling machines, grinding machines, drilling machines, and etc. for indexing. It has divisions of 2,3,5,6,9,12,18 and 36. By using the dividing plate and vernier holes on the body, the dividing from 1ºto 360º that min. division is 1º can be made. It featured with simple design, convenience of operation and stable property.
F1-5C	TOLERANCE
Radial run-out of spindle taper face	0.010/0.0004
Radial run-out of center hole of spindle (measured from spindle nose 25/0.98)	0.030/0.0012
Parallelism of center line of spindle to base surfaces	0.020/0.0008
Individual spacing dividing accuracy	±4'