Used once, i was surprised by its power for just a smell motor, worked great but did snap a cutting cord, this is when i had a problem, the nut that secures the disk that holds the cutting tools had tightened its self so tight that i could not get it to come off, the tool provided was not good enough to remove it, a breaker bar had to be used and the locking part of the nut was totally damaged on removal, anyone who is not mechanical efficient would find this impossible to remove the nut, new nu...