The MEGAPRO Original in-1 Screwdriver has industrial-grade torx, square, hex, slotted and phillips screwdriver bit sizes combined into one. This all-purpose . Most of the common screwdriver types, such as flat-blade and of the slot, and the chances to damage the screw or the screwdriver are very. Another way to describe a flathead screwdriver is to call it a slotted screwdriver. This stems from the fact that the flat tip of the driver is meant to fit snugly into the.