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Machinist Calc Pro International
Model 4089
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Price: $69.95 Add to Cart
48 cont. states only

[+] Overview

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.

  • CD with User's Guide in German, French, Spanish and English
  • English hard copy User's Guide
  • Rugged shock, dust and moisture resistant Armadillo Gear protective case.
Built-in Functions and Calculations:
  • Speeds and Feeds calculate for milling, turning and drilling; cutting speed, spindle speed (RPM), feed rate (IPM), cutting feed, feed per tooth/chip load
  • Right Triangle Math - plus trig functions
  • Drill Points - enter the cutting angle and drill size to calculate the drill point cut depth
  • Bolt Pattern Hole Layouts - enter start angle, number of bolts, diameter and optional x, y offset; calculate x and y coordinates. Find center-to-center spacing for bolt pattern layouts
  • 3-Wire Measure - enter Wire Size (or use calculated Best Wire size) and 3-Wire Measurement to calculate pitch diameter
  • Built-in Drill and Thread Size Tables - save time and steps (Compliant with ANSI/ASME B1.1-2003 and ANSI/ASME B1.13M-2005)
For efficiency-minded Machinists, Setters, Tool and Die Makers, Supervisors, Shop Owners

[+] Details

Dedicated Functions:

  • Speeds and Feeds - Calculate for Milling, Turning and Drilling; Spindle Speed (RPM), Feed Rate (IPM), Cut Speed, Cut Feed, Feed per Tooth
  • Thread Size - Enter numeric, fractional or metric thread sizes and display tap, roll tap, close and free fit drill sizes. Display pitch, major and minor diameters
  • Drill Point - Enter the cutting angle and Drill Size and calculate the Drill Point cut depth
  • Drill Size - Enter numeric, letter, fractional or metric Drill Size and display the closest fitting Drill Size and scroll through available drill sizes
  • 3-Wire Measure - Enter Wire Size (or use calculated Best Wire size) and 3-Wire Measurement to calculate pitch diameter
  • Trig Functions - Sine, Cosine, Tangent, Arcsine, Arccosine, Arctangent
  • Right Triangle Math - Enter, calculate Angle, Hypotenuse, Opposite and Adjacent side lengths

Additional Features:

  • Metric and U.S. Unit Entries and Conversions
    • Decimal Inches/mils
    • Feet-Inch-Fractions
    • m, mm, cm
    • Area, Volume and Weight
  • Thread Classification Tables
    • Metric Internal (14) 3G-9G and 3H-9H
      • External (28) 3g-9g, 3h-9h, 3e-9e, 3f-9f
    • U.S. Internal (3) 1B, 2B, 3B
      • External (3) 1A, 2A, 3A
  • Works as a Standard Calculator


  • Quick Reference Guide in German, French, Spanish and English
  • CD with easy-to-follow User's Guide in German, French, Spanish and English
  • English hard copy User's Guide
  • Rugged, shock-, moisture- and dust-resistant Armadillo Gear case
  • Two 1.5 volt LR-44/A76 long-life batteries
  • One-Year Warranty

[+] Reviews
Overall Rating Full StarFull StarFull StarFull StarHalf Star
4.5 out of 5 
User Reviews
Essentiel! 5 out of 5.0
User: from Ottawa, Canada
User Rating: ★ ★ ★ ★ ★
Élimine les erreurs de conversions quand on doit utiliser des cotes anglaises et métriques sur le même plan. Je l'ai toujours à portée de la main pour calculer les avances sur la fraiseuse.

Machinist Calc Pro 4 out of 5.0
User: from Jeffersonville, IN
User Rating: ★ ★ ★ ★
This Calculator is extremely useful and user friendly. I purchased a total of 8 for our Toolmakers and most have had the trade for 25 + years and are impressed and continually use the calculators.

[+] Parts & Accessories
Armadillo Gear Soft Tool Belt Case - Lime Green Armadillo Gear Soft Tool Belt Case - Lime Green

High visibility green tool belt case large enough to hold and protect
Armadillo Gear Soft Tool Belt Case - Lime Green | Add to Cart

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