There's no missing the raw power of these but I can't help thinking there's more chance of shearing something... adjustable torque a must.

• Grind through shafts or nuts.

• Grind off heads.

• Grind away paint and corrosion.

• Grind flats onto shafts or heads.

• Torque is handy, RPM is the key.

• 20,000 RPM or better.

• Always wear eye protection

• Always wear hearing protection

• Consider impact protecting gloves