ITEM NAME:Adafruit PCB Ruler v2 6" (15cm) Great for measuring components and SMD-; U0S1 HOT SALE body .shopclass { float: left; width: 100%;.Material: PCB. You can follow below process to chontact us. Font size guide, trace-width diagram, and a set of AWG-sized drills. All pictures are for illustration purpose only and Colours may vary slightly.