Back in post #10 @whydontu sent a link that will get you there. As did @Susquatch I believe, but to find out what will fit yours, you will need to take your existing chuck off and do a little bit of measuring. Once you know what the specs are, you can shop around for the best price.
Hint, when you go to put the 3 jaw back on, lightly snug the bolts, then using a dial indicator, tap it in to run true with something you trust to be round mounted in the jaws....
You can start with this one had to chuckle at this one today, love the "product sellpoints" Why buy toolboxes when these store conveniently in your pocket or a bag.“Thread can be cutted”
Prior to retirement, I had an idea of providing editing services for businesses run by new Canadians. $5 a page, or sign. I could have retired years earlier, just on business names in Vancouver.
Lots of support from the members here. Thank you very much.
I have to build a stand for it yet.
So I might be awhile before I get to use it and actually order a 4 jaw for it