You are reading a single comment by @scorch and its replies. Click here to read the full conversation.
  • actually, regarding that pic above from sheldon's site
    you wouldn;t want to make the edges of that filed down area so rough, but instead make it smooth, in order to have an opportunity to spin the axle little by little - which is actually your goaal now, innit? :)

About

Avatar for scorch @scorch started