15PCS ER25 Spring Collet, Collet Chuck 2mm-16mm, Carbon Steel Chuck Toll with Wooden Storage Box for CNC Engraving Machine : Amazon.sg: DIY & Tools.
Longer RAY5 10W Laser Engraver, 60W Higher Accuracy Laser Engraving Machine, Compresed Spot 0.06x0.06mm Laser Cutter for Wood and Metal, Dark Acrylic, Glass, ...
Missing: Spring- 2mm- 16mm- dp/ B0CJ35K13W