WTB shaft measuring cards

cbaumann212

Jackass Extraordinaire
Silver Member
Anyone ever seen those credit card size cards that have holes punched in them so that you can measure shaft diameters? Anyone know where to find a few. Theyw ork great in a pinch when you don't have a micrometer or calipers handy.

Thanks in advance.
 
You want to be real careful with those. They can cut little striations in your shaft when you use them, that'll be just behind he ferrule where they're hard to get out.
 
Go to an art supply or drafting supply store and get a metric circle-drawing template. It will probably cost you half what a shaft measuring card will cost, and it's essentially the same thing. That's what I use because I have a lot of old drafting equipment laying around.

Be sure and heed mdavis228's warning - it's very easy to damage your shaft with these things.
 
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