https://www.mycncuk.com/ Discuss tooling relative to cnc machining and anything else related. en Tue, 28 Apr 2026 19:41:35 GMT vBulletin 2 http://www.mycncuk.com/images/misc/rss.png https://www.mycncuk.com/ https://www.mycncuk.com/threads/16070-ATC-module-for-ER20-spindles?goto=newpost Mon, 20 Apr 2026 21:21:35 GMT Hello everyone, I have developed an Automated Tool Changer module for ER20 spindles. It works on the impact driver principle and delivers 35Nm or... Hello everyone,

I have developed an Automated Tool Changer module for ER20 spindles. It works on the impact driver principle and delivers 35Nm or more of nut-tightening torque, meeting the ER20 spec. Happy to chat and answer any questions. Let me know what you think.

Here is a video of its operating principle:
https://www.youtube.com/shorts/eBymr9Z7TvU

And here, when I used it to mill an aluminium vacuum holding plate, doing some decent cuts with an 11mm, 2 flute end mill.
https://www.youtube.com/watch?v=FH3Ue6h8MHE&t=1s ]]> Daz https://www.mycncuk.com/threads/16070-ATC-module-for-ER20-spindles https://www.mycncuk.com/threads/16054-Cheap-milling-machine-spindle-BT30-ER20-air-powered-draw-bar-Tear-Down%21?goto=newpost Sat, 14 Feb 2026 20:20:35 GMT For reasons that will soon become apparent I was searching for a milling machine spindle and came across this interesting item. BT30-ER20 tool... For reasons that will soon become apparent I was searching for a milling machine spindle and came across this interesting item. BT30-ER20 tool holder, air powered draw bar for tool changing, HTD5 belt drive drive and ready to accept your choice of motor. Seemed too cheap to be true so naturally I had to buy one and find out . . .


]]> routercnc https://www.mycncuk.com/threads/16054-Cheap-milling-machine-spindle-BT30-ER20-air-powered-draw-bar-Tear-Down%21