A wall flush mount supporting device for electric or electronic components. The regulator preferably exhausts an airgas mixture in the same direction as which gas enters the regulator. A link vector is then generated, linking a node on one frame with a node on another frame, thereby to create a child item to parent item relationship between images associated with the respective frames. Especially a score information database is generated in advance, an analysis listing automatically generated based on the database is displayed, and attribute information edited and displayed in graphics is added to each delivery in the listing so that the analysis listing can be associated with the picture data. The cutting apparatus is useful in bending sheet material such as aluminum or vinyl coil stock used in trimming structures. The modification consists of strategically located and drilled holes through a removable or fixed scope mount or drilling holes through a mounting block attached to a removable or fixed top cover.