Ingersoll-Rand Model 317A Heavy Duty High Speed Sander.
For small jobs and hard-to-reach places, the IR317 is an economical high-speed sander ideal for light sanding, feather edging, and rust removal.
Easy to handle, compact and lightweight.
Built-in power regulator.
Comes with three backing pads, 1 each 3" and 1 each 5" (stackable).
Free speed: 18,000 RPM;
Spindle/thread collet: 5/8"-11;
Avg air consumption: 6CFM.