Details

 Whom aircraft nose adopt LK-1903A, more rapidly further pace while nailing and deducting the process continuously. 
 Can switch over and use the button to supply with the mode automatically continuously for deducting the device automatically, insert in the mode alone of the button one by one with hands, and on a garment (5- 6) The short run of the button supports the mode of deducting automatically.
  The surplus amount that can confirm the button that the attenbant sits, stepping on the running-board in additioning can be made continuously, so can also lighten the attenbant's fatigue.