G-Wizard Thread Calculator is a premium (extra cost) module for G-Wizard Calculator. It adds a number of features to the "Lite" Thread Calculator that is already in G-Wizard Calculator:
Feature
Full
Lite
Standard UN and ISO Threads
Y
Y
Y
Y
Custom Thread Sizes via "Nom. Size" and "TPI" inputs
Y
N
Save all thread data to a csv file
Y
N
ACME Threads
Y
N
ISO Trapezoidal Threads
Y
N
BSW (Whitworth) Threads
Y
N
BSF (Whitworth) Threads
Y
N
BA (Whitworth) Threads
Y
N
BSPP (Whitworth) Threads
Y
N
UNC STI (Helicoil) Threads
Y
N
ISO Coarse STI (Helicoil) Threads
Y
N
ISO Fine STI (Helicoil) Threads
Y
N
Pg Conduit Threads
Y
N
UNJC Threads
Y
N
UNJF Threads
Y
N
UNJEF Threads
Y
N
ISO MJ Threads
Y
N
If you do a lot of work with threads, particularly less common thread types, you will want to add the GW Thread Calc module to your GW Calculator.