Neiko 30106B 2600 RPM 3/8" Mini Air Drill with Keyless Chuck, Straight Type Powerful motor delivers 2600 RPM free speed for superior performance in various applications high quality rotor and bearings with a convenient 3/8-inch no key chuck feature changes bits quickly during high speed drillings without manual tightening hassle Lightweight, composite housing design is easy to hold and withstands heavy duty action at 3 CFM air consumption and 90 PSI Built-in noise control mufflers in rear handle exhaust is connected to the compressors producing low noise output limiting distraction for better concentration Ideal for use low speed, high torque applications in drilling, sanding and polishing job types