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Forum sponsored by Allendale May 23

High Speed Sensitive Drilling Machine : 1909

Check the spec. ...

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Michael Gilligan12/01/2019 13:12:38
13104 forum posts
570 photos

I found this on the Smithsonian website: **LINK**

It's interesting to compare the specification, the engineering, and the price, with what we see today.


Clive Brown 112/01/2019 14:34:54
231 forum posts
6 photos

I make the equivalent cost now to >£3,500. Thank goodness for China!

Tim Stevens12/01/2019 16:01:45
1020 forum posts

And you still need a small boy running round inside a drum to provide the motive power ...


SteveW12/01/2019 16:20:01
110 forum posts
10 photos

Best thing is the drive is communicated by a sleeve and a feather. Not something I've tried yet...


Neil Wyatt12/01/2019 16:39:13
15982 forum posts
674 photos
73 articles

While the little chain appears a good idea at first, it must greatly reduce the utility of the handy little triangle.


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