Tool Data Management system consists of various functional modules and fits into MIS environment. Planning module uses parameters and drawings to describe tool parts, assemblies, and lists. Graphics module supplies graphical information for toolpath simulation and collision checking. Tool catalog module archives data. Tool crib module maintains stock and in-circulation inventories. Bar code module automates inventory by allowing simple, accurate tracking. Ordering module communicates with MRP, streamlining procurement of new tools. Measuring products module manages gauges, measuring equipment, calibration plans, and procedures. Fixture management module tracks jigs, fixtures, and auxiliary equipment.