These are standard ER16 collets for holding endmills, cutters, routers and drills in your CNC, router or milling machine. They can also be used as a workpiece holder in a lathe.  With a run-out tolerance of 0.015mm (0.0006").  Individually packaged in a robust box.

Choose from the following individual sizes or a Set of 10 (1 of each size):

• 1mm - clamping diameter: 0.5-1mm
• 2mm - clamping diameter: 1.5-2mm
• 3mm - clamping diameter: 2.5-3mm
• 4mm - clamping diameter: 3-4mm
•  5mm - clamping diameter: 4-5mm
• 6mm - clamping diameter: 5-6mm
• 7mm - clamping diameter: 6-7mm
• 8mm - clamping diameter: 7-8mm
• 9mm - clamping diameter: 8-9mm
• 10mm - clamping diameter: 9-10mm

Suitable accessories available are the ER16 Clamping Nut, and ER16 Wrench