The JET 402215 is a 1/4″ collet pneumatic die grinder with a 6″ extended shaft and a 0.6 HP motor — engineered for heavy-duty grinding, deburring, and surface prep. It spins at 18,000 RPM, consumes 4.5 CFM, and runs on standard 90 psi air supply. Built with ball-bearing construction, a cushioned grip, lever throttle, and air-inlet filter screen — ideal for durable industrial use.