SP Air Corporation SP-7220 1/4-Inch Heavy-Duty Straight Die Grinder Comfortable ergonomic design cushion-grip handle Rear Exhaust and built in power regulator Safety throttle lever Durable and high quality construction Durable and high quality construction expertly made In Japan Comfortable ergonomic design cushion-grip handle Rear Exhaust Built in power regulator Safety throttle lever Durable and high quality construction