This collet spindle assembly for the 214 and 164 Series Cameron Micro Drill Press comes compleate. Requires a collet sleave ( MD200-CS ) to be installed into a standard head. The collet spindle includes spindle assembly and a collet nut. Collets are not included. ( please see CS-200 thru CS-259 for collets avaible for this spindle ) The max spindle speed for this unit is 30,000 RPM.