High out-put ⅝” glue gun lay down precise beads of hot glue at a rate of 50 sticks per hour. Long Trigger Feeding mechanism for longer length glue guns. Less down-time to replenish glue sticks. Interchangeable nozzles are available for various applications. K-450 features a sturdy and elongated metal fold-out stand under the tip. Each unit comes with a case and nozzle accessories.