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Plans were drawn up by Brian Rupnow and myself for free issue to anyone Not sure where they are but Brian will guide you to them. I would appreciate a small donation to a charity and will assist if you start the build Regards barry

I had the same problem with my sieg mill and fitted a spring loaded pin and alu housing block Perfect and works a treat

Not heard of mil,always refered to as thous in the UK in the OLDEN days

I think you would be rushing them and its a bad idea from the learning and safety aspect

Putting it like than gives it more wow factor

Your skill and craftsman ship is beyond belief,it makes my head spin just looking and thinking about it PLEASE DONT DROP IT

Well after finishing the super 7 and using it I started to find niggles and made a mental note. One major problem was bed wear I had reshimmed and adjusted gibs but to get min play at the headstock end it got really tight at the tailstock end. So I stripped down the carriage and did a survey of...

Nothing wrong with using a lathe as a mill if your prepared to accept the inconvenience and additional time needed for setup and changing setup etc

Thanks for the invite,my name is Barry Midgley,dont forget Chuck Fellows was the original designer,i used his concept and just doubled everything

Don't forget it wont run fast unless you have a big air supply.* cylinders goes thru a lot of juice Slow is good.how about a video with the sump removed,lets see the crankshaft you struggled with

That's great grasshopper.I will seak your advice when I get back to finishing mine

You have to upload videos to Utube and then put the link into your post.Cant wait to see it running

I made one for the sieg using a sleeved expansion anchor

Thanks for the info on the leadscrew dial Norm.I had forgotten what the rules were so played safe and hit the same no Then googled it and remembered that anywhere for threads divisable x 4 and any no for even threads.It only gets complicated with half or 1/4 threads.Will stick with 4 nos and use...

/www.youtube.com/watch?v=LNFVb2GdPA8 Can you let me have some details and photos of the timing belt drive I might get back into this.If you run it in the lathe with plenty of wd 40 its a mild abrasive and does mild lapping

Found a couple of videos of running in in the lathe.I think it preferable not to fit the sump its easier to keep whttps://youtu.be/fxUKdic9https://www.youtube.com/watch?v=fxUKdic9WCQWCQatch and lubed

Well grasshopper congrats on your progress.A nice job you are at the stage I was and encountering the same problems I too ran it for quite a while in the lathe and had a sticking valve.I think because its a long thin wall tube it not perfectly concentric and straight.Dont know if honing will...

I once had a job putting an M6 thread on 6mm dia bar at weekends in my shed for my boss at work Price per each one.I could not afford a Coventry die box so made and set up a die holder in the toolpost First tried just letting it pull itself on but set the carriage to the correct feed and screw...

Thought I would try the gearbox and do some screwcutting.While restoring the 3 no Ml7s I had problems with missing or lost bolts BSF of course and not easily/cheaply available in my neck of the woods,so I decided to make some allthread I finished with a foot of 1/4 26tpi, 5/16 22tpi and 3/8...

Good post Leonard, most model engineers will use whatever they have.I use cheap carbide most of the time if I am concerned about hard spots ie cast iron or welded parts simply because they last longer.A few seconds with HSS on the wrong material will remove the cutting edge instantly.My main...