Some accessories will last longer than others. The good news is users do control some of the life expectancy in any accessory. Here are some things to keep in mind – The accessories work on SPEED, not force or torque. If you are finding you have to push on an accessory, rather than guide it, chances are it's not the best accessory for that application or material. If the accessory you have is the only option and it's capable of working on your material, then you may have to adjust your technique to find success. Consider reducing the volume of material the accessory is in contact with – and lighten the touch on the accessory into the material. There are many accessories in our line that are capable of a variety of applications. A less aggressive, but more frequent pass is the best way to extend the life of any accessory. The right accessory won't burn and smoke when used properly.