Quote Originally Posted by bjrn View Post
Cutting speed is how fast metal is removed, isn't it? Anyway, since there have been no replies to my averages idea I threw together something quick, you can check it out here.

I filled in the grits for the Nortons and DMTs and also speed and hardness for the Nortons. You can't fill in any data for the Nortons as they are the baseline data everything else relies on.

Any feedback at all would be appriciated.
I just put in some values for the Spydercos. Your table shows my input values /2. It seems to compute the median of the input value and the 0 that has been there before. This doesn't seem correct. Instead of 0 as a start value, it should be blank.