From the Manufacturer

The Astro Pneumatic 4550 Air Operated Paint Shaker is designed for shaking paints and liquids. It will shake round or square containers from a pint to a 1-1/2 gallon container. Air motor makes this a versatile tool for places working with flammable liquids. Range of uses includes fabrication, wood working, cabinet and body shops, marine, industrial and aviation markets. SPECIFICATIONS: Paint can size (Min. and Max.): 1 pint - 1 gallon round cans. Shakes: 1400 cycles per minute. Air consumption: 1.35 CFM~1-1/2CFM, , Recommended shake time: 1-1/2 minutes, Operating pressure ranges: 90 to 120psi at inlet, Minimum clamp plate distance: 3-7/8-inch (97mm).