Air-driven mixers feature cast aluminum pistol grip to comfortably fit the hand.Used to mix small batches of thin or heavy liquids. Air control valve allows easy speed adjustment. Low speed mixing and stalling in heavy liquids will not cause overheating as with an electric mixer. Stainless steel multi-blade cage impeller will not damage container and is ideal for rapid, thorough mixing of flexographic and gravure inks. Two impeller sizes and three shaft lengths fit most open top containers from 1 to 55 gallons.