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Hello, I was wondering whether this is a ridiculous idea... (and hope this is in the right forum...)

I bought a £600 Tonsen TS3040C H80 from Ebay last year. Despite getting used very occasionally,...

Thanks, I stumbled across that earlier... is there no way to just stop the chuck falling out without having to replace the entire spindle and control box? Surely it must be do-able. :L

Hello everyone.
Around summer-time this year, I bought a Tonsen 3040C H80 CNC router, and it worked well when I received it. However, now I am having the problem that the chuck falls out the spindle...

Bought another bit that is a straight flute designed for woods... and it's too big to fit the spindle xD I can't seem to find any with a smaller shank diameter than 6mm though, so it looks like NONE...

But I have managed to cut stuff in the past. I have cut out a 3D model of a watch in wood that is 18mm thick... and that was with a crappy cutting bit designed for the dremel!

This one: BRAND NEW CNC ROUTER ENGRAVER MACHINE PCB'S ROUTING DRILLING H80mm | eBay I am trying it at 20000 rpm though, surely that would be enough at 200mm/min?

It seems to make a groaning noise as if it's struggling (even with a really low feed rate and high spindle speed) and the spindle slows down until it just stops altogether (nearly braking the bit)....

Hello, I have a quick question that I cannot seem to find any information about. (sorry if this is in the wrong forum btw)
Basically, I have purchased a mini (300x400mm) CNC router and am trying to...