ITEM NAME:2* 15cm PCB Reference Ruler Units for Electronic Engineers Arduino New cx Descriptio n Description: Material: PCB board Colour: Black Size: 15cm Specifications: This PCB ruler not only can measure length of objects, but also can help you query encapsulation of electronic parts Font size guide, trace-width diagram, and a set of AWG-sized drills Package Included: 2pcs*PCB Packaging Unit Engineering Straight Size 15cm Note: 1.Due to the manual measurement and different measurement methods, please allow 2-3cm deviation. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ 2* 15cm PCB Reference Ruler Units for Electronic Engineers Arduino New cx.Size: 15cm. Material: PCB board. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. We'd like to settle any problem in a friendly manner. Colour: Black.