Calculated Industries Machinist Calc Pro [4089] International Calculator

The International Version of the Machinist Calc Pro Advanced Machining Math and Reference Tool
Ideal for machining pros and shop owners who want to increase productivity and profits in the design, layout, and set-up stages of production and reduce wear and tear on costly cutting tools.

The Machinist Calc Pro International is a handheld machining math and reference tool that provides a complete assortment of machine shop solutions. All your calculations and look-ups will default to metric units. Quickly and easily calculate speeds and feeds, right triangle solutions, bolt patterns, and much more.
Spend more time machining and less time looking up specs and data in books, on charts, or in computer programs.