Small bolt/screw size test

Used to check bolt/screw sizes against print settings and plastic retraction.

Makes it easy to choose for tight or loose fitting prior to setting all your holes in model.

Sizes are (radius):
1.0, 1.1, 1.2, 1.3, 1.4,
1.5, 1.6, 1.7, 1.8, 1.9