Aircat never ceases to amaze me! Both of my impact guns have been working great since 2013 and I expect this lovely angle grinder will be no exception. I bought this in December 2017 so it hasn't proven itself yet, but if my other two Aircat tools prove it then it certainly will. An angle grinder's trigger has a short stroke, but you can still get variable speeds if you don't want it spinning at full power. It's good for both grinding and cutting, and as a mechanic in Minnesota, I often do both