Astro Pneumatic 25,000 Free Speed 1/4" Mid Air Die Grinder

1/4" collet size, 25,000 rpm, 1/3hp, 3 CFM, 1/4" NPT, 90-120psi, 3/8" hose id. Composite black handle, reduces vibration. Lever throttle. Built-in regulator. Rear exhaust.