Students using the 0.5mm lead pencil in drawing or drafting will benefit from the cushioning effects of the reflex point as it absorbs excess pressure and minimizes annoying lead breakage. Features pushbutton continuous automatic feed and ribbed contour finger grip. 4mm stainless steel sleeve for close work. Built-in eraser and spring pocket clip. Colored barrels identify the four lead diameters. Also available are pencil sets of three lead diameters in vinyl case.