These models combine today's permanent-magnet motor technology with solid state electronics. Totally enclosed, 1/17Hp, cool and quiet running motors with direct-drive and geared options. Models available with speeds up to 2500rpm and torques up to 12 in.-lb. (13.8Kg-cm). Continuously variable speed control complete with paddle, propeller, 3-jaw chuck and mounting clamp. For 110V, 60 Hz.