Type ER Collet Series ER40 Hand or Pipe Tap Hand Through Coolant No Tap Size Metric M8 For synchronous, rigid tapping operations using ER collet chuck Collet bore is exact tool diameter with square drive for accuracy and rigidity.
It can be widely used for boring, milling, drilling and tapping as well as for grinding operation, and is available for all sizes.5mm ER25 Collets This collet can clamp for a specific standard size and its next size..