Plasic balls

I would think that turning one up from bar stock may be the easiest option. Unless anyone else knows a source for these...

Peter

You could try the Precision Plastic Ball Company.

Don't ask how I know ;-).

Arthur G

I think the surprisingly precise balls in roll on deoderants can be found in

1 inch size, if the thought doesn't put you off!

Scrim

Stewart They're usually readily available at the various ME shows - I think Proops had them at the recent Bristol show. Send me a snail mail address off list and I'll send you one. --

Chris Edwards (in deepest Dorset) ..."There must be an easier way...!"

85p each from complete with the M6 threaded hole. They are machine handles.

Regards

Kev>The grinding rest in MWE 109 calls for a 1" platic ball.

Chronos Plastic Knob 25mm dia 6mm Thread Part No. PN25 Price 1.00

J.A.Crew & Co Plastic Ball Knobs (A) 1" dia (25mm) threaded M6 0.60 each 10 for 5.80 Regards Brian

Thanks for your help - Stewart

This thread got me wondering how steel bearing balls are made. I can't imagine how spheres are routinely ground by the million to fine tolerances on radius and surface finish.

Cliff Coggin.

This explains all.

Regards,

John Stevenson Nottingham, England.

Visit the new Model Engineering adverts page at:-

Many thanks John.

Cliff.