A pneumatic drill, powered by compressed air, is mainly used to drill rock and break up pavement. However, it is not clear exactly who invented it. Some sources point to Samuel Ingersoll in 1871; others state that he invented the pneumatic hammer instead, an achievement more commonly associated with the aforementioned King.
Chat with our AI personalities
erm.... Pneumatic Drill Pneumatic Cylinder Pneumatic Actuator Pneumatic Switch Pneumatic Nailgun Pneumatic Air gun Pneumatic Launcher Bit more than four, but now you can choose, hope this helps,
A pneumatic drill, also known as jackhammer or demolition hammer, can be used to break up concrete, pavement and rock. It drives an internal hammer up and down.
The drill press was invented in the 1920s
B: Dentist's Drill.
Wilhelm Fein invented the portable electric drill in 1895.