Originally Posted by
wayne1956
I did an experimentation with my angle grinder, and found I was using it wrong. I basically cut throught the shell at one point, then continued the cut all the way around. This is really hard on the wheel. I found I could get twice as much use out of it if I would make a shallow cut all the way around, cut a little more a second time, then cut through and take it all the way around the third time. I was not forcing the wheel to cut all the way through the first time, which made it hard on the wheel and wore it down quickly. Now I can cut about 20 shells with a cheap pack of wheels instead of 8 - 9.