This all new design features a widely adjustable head angle for working on tight curves and hard to reach or small panels, grills and sills. The thumb mounted speed adjustment takes the RPM from 19,000 to lower levels, fine tuning the powerful 0.35HP sander for more delicate applications and finishes. The body includes a directional exhaust to aim it where most convenient. Includes 2" pad for hook & loop abrasives, or works with most common 2" & 3" 5/16" arbor pads. Power: 0.35 hp Trigger style: Lever Spindle: 5/16"-24(Female) Free speed: 19,000 rpm Exhaust: Side swivel collar Sound pressure(power): 80/91dBA Weight: 1.43lb/0.65kg Height(with Pad): 3.24"/82.4mm Air consumption @90psi: 3.14cfm / 88L/mm Air inlet: 1/4" Minimum hose size: 3/8"(10mm)