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For my first couple months with a PCNC 770 I was having trouble with pullout until I found the Tormach tech note on preventing collet slip:
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This issue is why I got a 770. The smaller work envelope causes some challenges, but with mostly small endmills the runtime is about 85% over 5000 rpm. I have Tormach's die grinder and it works well,...

John, my new Heimer analog had exactly the same issue and wondered if I should return it also. I decided to adjust the zero set point as described in the instructions. (There are holes at the top and...

I have a Haimer ZeroMaster analog from Tormach. Love it.

I bought a 770 last July and am getting a lot of mileage out of it. I make a lot of molds in Renshape modeling board for castings, done some aluminum and brass, and just milled fixture pockets into a...

I prefer clamping through a hole to tabs when possible, largely because I try to machine parts close to the final finish without extra steps. Tabs add programming complication and are another source...

I bought a 770 last July and it took a couple weeks to get it fitted out and running properly. They shipped the wrong oiler, the PDB valve assembly cover plate didn't fit the machine, the controller...