What is a stb file and how do I open a stb file?
STB is a file used by AutoCAD, a CAD program used for 2D and 3D drawing. It contains plot styles, or mappings of colours and line weights to drawing objects. STB stores properties such as colour, dither, grayscale, pen number, line weight, fill style, and line start and end styles, and is used to attach reusable display properties to design objects.
Relevant stb file links:How to open stb file on Youtube
How to open stb file on Wikipedia
How to open stb file on Microsoft.com