Enclosed motor housing keeps debris and water from interior of tool. Variable dial speed control maintains outer wheel speed regardless of sharpening stone diameter. Torque adjustment applies consistent pressure to drive shaft. Oversized water tray has a flared top edge to capture more water during sharpening. Built-in storage tray provides a convenient place for sharpening accesories. Diameter scale provides a quick reference of stone wheel diameter. - Included with machine: SEJ-1, SA-1, AMD-1, AMD-2, SG-1, SGR-10 and JSG-LS. Also included is the diamond truing tool and two drawer base. Jet