OSG Calculator app for iPhone and iPad

4.4 ( 7664 ratings )

Business Reference
Developer: OSG USA, INC.

Free

Current version: 1.45, last update: 7 years ago
First release : 28 Feb 2013
App size: 6.58 Mb

This app will assist in calculating a variety of Cutting Parameters for:
*Drills
*Taps
*Endmills
*Ballnose "Effective Diameter"

This app will also calculate proper Tap Drill Sizes based off of your desired Thread Percentage for:
Inch, Cut Taps
Inch, Form Taps
Metric, Cut Taps
Metric, Form Taps

This app will give you the suggested Tap Drill Sizes for:
NPT (Tapered Pipe Threads)
NPS (Straight Pipe Threads)

Provided within this app is a full Decimal Equivalent Calculator with results for Number Drills, Letter Drills, Fractional Drills and Metric Drill diameters.