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Thanks for this response.Have you checked eBay? That's where I got my 3 & 4 jaw Hardinge chucks. Both were in great shape, as most Hardinge chucks sit on the shelf most of the time Some think their chucks are gold plated or are selling beat up garbage, but with a little patience there are good deals to be had on good chucks.
Thanks for this response.
Have looked at eBay and will continue to do so.
Only thing is we are a little unsure as to "exactly" which chuck we would be getting, although we do know it has to be the 4 Degree Taper lock type, with the wrench !!!
Do forgive our ignorance, we are "white collar" machinists trying to appreciate a truly fine machine
All the best
aRM
Sir,Hardinge uses a threaded or taper mount, that are not interchangable with one another. The taper mount is sometimes referred to as "cone mount". Sounds like you have the taper mount, so that's what you need to look for. If you don't already have one, you should probably also acquire an adjustable pin spanner which will greatly simplify mounting/unmounting the chuck, though some people use creative alternatives. Pin spanners are cheap and are sold by several different makers.
Don't worry, I should think most of us here, myself included are hobby machinists who's day jobs have little to do with machining. As such, for most of us, each day is yet another new learning experience.
Perfect.Check out: https://www.armstrongtools.com/catalog/products.jsp?groupID=864 I believe the one I use is a 34-363 which can accomodate diameters from 2" up to 4.75". Googling "Armstrong 34-363" should track down suppliers who sell the spanner.
There's a nice looking new 6" 160mm 3 Jaw Taper lock Chuck with Wrench and a set of soft Jaws sold by Paul Heston57 on EBay at a reasonable price, ( so we think ).Have you checked eBay? That's where I got my 3 & 4 jaw Hardinge chucks. Both were in great shape, as most Hardinge chucks sit on the shelf most of the time Some think their chucks are gold plated or are selling beat up garbage, but with a little patience there are good deals to be had on good chucks.
HiI usually use an adjustable wrench on one of the Jaws to install and remove my chucks, do not over tighten them when mounting.
Hi thereAnother note is the spanner wrench will not work on all of the chuck back plates, most backplates I have seen would not work with the spanner. Still should have one for the Pot Chucks that are available.