Industrial Grade Pneumatic Air Die Grinder 

Model: MP-9113SE

Collet: 1/4"

Free Speed: 25000 RPM

Maximum HP: 1.0

Length: 6 1/4"

Weight: 2.25Lbs

Air Inlet Thread: 1/4"

Recommended Air Hose: 3/8"

Average Air Consumption: 11.9 CFM