This filament sample thickness test card is designed to help you test the thickness of your 3D printer filament from 0.2mm to 1.8mm. Available in two versions: one with a border and one without, to suit different preferences and needs. The card-size format makes it easy to handle and store. Ideal for ensuring the accuracy and consistency of your filament measurements. Perfect for use in workshops, 3D printing labs, or by hobbyists who need precise filament measurements.