01-22-2014, 07:56 PM
When I first started using the cimex I was doing the same thing. Talked to Rick about it and was told wait to at least a 1/4 in. left on pad then change. Today I wait for 1/8 left and then change. Just use them up you will get the hang of it as you work the cimex
P Cleaner
P Cleaner