Impact gun on a very brittle tap.. That would be like using an air chisel to drive a broach. It could work until something binds and then ''tick''.

-Ron

"Yup; I support the T handle w/ the live center in the tailstock, push the handle so it only protrudes on one side and hang onto the protruding handle; at low speed there's plenty of time to let go if the torque gets excessive.'' Oh, I wasn't implying that the tailstock wasn't being used, rather dri...

"In the lathe, I use a tap wrench to hold the tap, and if the torque gets excessive I let go'' Yeah, thats a recipe for injury. :D A lathe is very powerful. Better to use tap T-handles with a center drilled in top of the stock then use a live center in the tailstock to hold, that supports it straigh...

Fred, Yes, American made or good quality spiral point two flute gun taps. The two flute taps have a heavier spine and larger openings in between the flutes for chip accumulation. Use Tapmagic cutting oil on every hole. I would avoid the impact drill, shock breaks taps. Have someone stand along side ...

Nice work, much happy steaming ahead.

Air starter on the diesel? That lifestyle is just silly. then there is the dreaded static electricity.

I'm familiar with them having worked around them for several years. "Amish'' is sort of a generic term for all of them where that was in the south. I've been in their houses etc. Definitely strange living standards, but if you spend a lot of time with them, you'll find out they are not much differen...

I seem to recall that John King, who has designed the boilers mentioned earlier, has specified Cunifer 10 which he has said is very heat tolerant. I don't recall where he wrote that, so cannot give you chapter and verse. Probably in Funnel somewhere. Pete Cunifer would be fine for boiler tube. It w...

Quote. "convert my PDF drawing of the tubesheet into proper CNC cutting code, a task that took them far longer than machine setup and cutting. Then they made the two tubesheets, all for the total price of $58US. '' Amish folks? Some of the carriage parts I've used came from them over there in PA. Fu...

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