HALJIA 20cm 7.8" Multifunctional PCB Ruler Measuring Tool Relevant Information for PCB Design Electronic Component Reference Units Compatible with Electronic Engineers Geeks Makers Arduino Fans

Feature: -Multi-Function, In addition to measuring millimeter and inch size, It also integrates following information,Such as protractor, device, IC lead pitch comparison table, resistance and so on-A collection of all necessary functions in the process of designing,which can MEET THE VARIETY NEED of Electronic enthusiasts-All functional info are printed on this gold-plated PCB FR-4. high hardness, wear resistance-Size:21 * 4 *1.6mm-Color:black,Material:metal.Positive Specifications:The measurement length: 20 cmMeasuring length: 7.8 inchesCommonly used packages: SOT89, SOP8, SOP16, SOT363, 3225, SOD80, MARK, TQFP64Commonly used resistance and capacitance patch package: 0201,0402,0603,0805,1206,1812,3216,3528,6032,7343Common bore diameter reference dimensions (unit: mm)Slot for hanging straightedgeBack Specifications:Commonly used line width reference (unit: mil)Angle measurement: 180 degreesDevice, IC pin spacing table: 0.5mm, 0.635mm, 0.65mm, 0.8mm, 1.0mm, 1.27mm, 2.0mm, 2.54mm;Commonly used MOS, diode, transistor package: SOT23, SOT223, SOT25, TO252, DSPAK, SMA, SMB, SMCPacking List:1 x 20cm Multifunctional PCB Ruler