MYSWEETY ER16 Spring Collet Set 11 PCS From 1 mm to 10mm ER16 Collet Chuck for CNC Engraving Machine & Milling Lathe Tool;

Feature:
100% Brand New
Model: ER16(11pcs,1mm-10mm)
Run-out tolerance 0.015MM(0.0006").
First class 1065 carbon steel
Hardened & precision ground
Made of high grade specially formulated spring steel.
Hardened and precision ground.
Built in self-Release design and tools will never get stuck in holder.
Packaging including:
1 Package=11pcs ER16 Spring Collet 1-10mm(1mm, 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm)+3.175mm