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How to make wooden sunglasses in few steps.

https://www.youtube.com/watch?v=d9s8QnMO8Ck

Ok well Neale you got me wondering about repeatabilty of those switches and as it happens i'm just setting up a machine so lashed together a test for you of the Ebay switches I use.
Think these...

Residual Stress in Glass - Mystery of Prince Rupert's Drop at 130,000 fps

Mystery of Prince Rupert's Drop at 130,000 fps : Ri Channel

Fellow geeks on the forum may find this interesting. As...

[Please note this post is not quite finished - I will be editing it in the next few days to include costings among other things]

Just over two years ago, when I made the steel frame for my router...

i shouldnt have said fairly i am happy with it, but there are things id do slightly different,things like having slots ground into the face of the y axis for the rail for easier alignment same with...

Well surprise surprise, I got a phone call from Paypal today, which resulted in a useful discussion, followed up by an email:

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Thank you for your time to talk with us about your concerns...

You are correct, to meet the holding torque (the force required to force the motor from its current step to the next or cause slip - not good) will require in your example 2.73V across the parallel...

heres what I have so far. Any comments....:smile: