The whining of the turbines in the 3D printed pneumatic rotary tool might make your teeth hurt. When [Axodus] tipped us off about it he mentioned it sounded like a 747 taking off. But we hear a ...

The whining of the turbines in the 3D printed pneumatic rotary tool might make your teeth hurt. When [Axodus] tipped us off about it he mentioned it sounded like a 747 taking off. But we hear a ...

Rotary air motors aren't new, as any mechanic wielding pneumatic tools can tell you. The father of a high school friend of mine ran high pressure pneumatic hoses from their basement to several ...

Both tools pound the bit while it spins, pulverizing concrete, but the two differ in the mechanisms that do the actual pounding. In a rotary hammer, a cylinder of air is compressed by a piston ...