34 Bolt Knobs + Customizer - 17 US and Metric sizes

34 different thumbscrews / bolt knobs in both US and metric sizes: UNC #4 - #12, UNC 1/4 - 1/2, M3 - M12 in two sizes Refer to the included chart for sizing. Can't find what you need? You can generate your own using the included OpenSCAD file.