Central Pneumatic Straight Line Air Sander SANDER INCLUDES A 90 DAY LIMITED WARRANTY AND 2 PK. RESPIRATOR MASK KIT W/PURCHASE Average air consumption	5.5 CFM Maximum speed (rpm)	3000 SPM Working pressure (psi)	90 PSI Pad dimensions (in.)	2-3/4 in. x 17-1/2 in. Dual piston creates up to 3000 SPM (strokes per minute) 1 in. stroke smooths large areas fast