hand tools, namely, a food chopper and slicer knife mechanism for kitchen use comprising an elongated central blade of an extended length having a handle formed at each opposite end and a pair of integrally spaced holes extending through the blades positionable of opposite sides of the central blade; a plurality of smaller supplemental blades each having a pair of laterally spaced holes extending there though on opposite sides of their centers, the central blade and supplemental blades having aligned cutting edges which are aligned parallel with one another when the holes are aligned about common axes coupling components including a pair of threaded rods, each positionable at the rods; and cylinder spacer disks positionable on the rods adjacent blades