by bgsengine » Tue Nov 26, 2019 7:31 am
far as I can tell, it's color coded jetting, instead of stamping Sizing on them (kinda hard to do with plastic, no?) I think somewhere I remember seeing someone had a long list (not quite complete) of color - to - jet diameter charting
How poor are they who have not patience. What wound did ever heal, but by degrees? - Iago (Othello Act II, Scene 3)