Running from a compressor, a pneumatic motor.
Others use electric or petrol motors.
A jackhammer is a machine used to break rock. It consists of a chisel that is rhythmically moved upward and downward via an internal motor. "Jackhammer" is also the name of a comic book villain, a wrestling powerslam, a song, a coitus position, and several people (as a nickname).
My Jackhammer was created in 2002.
The jackhammer is in the Gift Shop!
a jackhammer uses a pneumatic system.the jackhammer is a direct combination of a hammer and a chisel
your mom made the first jackhammer
the jackhammer isn't in the gift shop
The jackhammer was invented by Charles Brady King
Jackhammer - comics - was created in 1975.
The plural form for the noun jackhammer is jackhammers.
Go to the mine and find the hat and jackhammer on the darkest part
You get a jackhammer in the cave mine hidden on your map!
Err... 25,000 revolutions per minute? A revolution is a full turn. It depends on where the motor is to get a speed: if it's in a tiny R/C car, fast. A jackhammer, slow.