Perfect for feathering body filler on large flat areas Two handle design for comfortable operation Dual piston design provides efficient power & prevents stalling Strokes per minute: 2,300 Pad size: 2.75" x 15.75" Avg. air consumption: 2.2 CFM Inlet: 1/4" NPT(f) Length: 16.1" Weight: 6.6 lbs.