Posted by BillS on December 06, 2005 at 14:49:52:
In Reply to: accurate span measurment posted by John Thomas on December 06, 2005 at 14:35:27:
Would it help to check the mics with a pin? But you would need a pin (or a set of pins) having the right size to compare with the span measurement. Actually, I guess any size pin would let you check the pressure of your measurement at the point on the disk where you are contacting the teeth.