A freeware collection of interactive machining calculators and data tables packaged inside a graphical interface. Calculators include detailed machining (mill, drill, turn), drill depth, volume and weight, and surface finish. Data tables include screw thread (extensive), drill chart, center drill, and hardness conversion. Inch and metric data supported. Detailed User Guide. Designed for CNC programmers, manufacturing engineers, workload planners, design engineers, and other professionals involved with machining or machined products.