Pneumatic Angle Grinders: Pneumatic angle grinders take the idea of the corded electric angle grinder to a whole new level. They need to be plugged into a suitable air compressor unit in order to function, but once you do, they are the lightest angle grinders you can have.
MIGHTY SEVEN Pneumatic Tool Accessories. MIGHTY SEVEN Air Die Grinder; 6in Overall Length Model # QA111B. Handy and ergonomic design provides excellent maneuverability. Speed regulator allows precise speed control. Both 3 and 6 mm or 1/8″ and 1/4″ collets are included. Add to My Toolbox.