To provide a device and a means for cutting out a large quantity of cut bars in fixed length one by one at high speed without causing deterioration or deformation by a bar request command of a processing equipment or the like.

In the cutting out device consisting of a stocker 1, a shutter 2, a lining-up guide 3, an air gap breaking mechanism 4, and a shutter case 5, the large quantity of cut bars in fixed length are put in the stocker 1 and cut out one by one at high-speed without causing deterioration or deformation by sliding the shutter 2 in the longitudinal direction when the bar request command of the processing equipment or the like is issued.