3pcs 25CM PCB Ruler For Electronic Engineers Measuring Tool PCB Reference Ruler Chip IC SMD Diode Transistor Package Electronic

Description: This versatile PCB ruler, it also integrates relevant information for PCB design such as angle gauges, devices, IC pin spacing tables, and more. Electronic enthusiasts in the design process in urgent need of a measurement tool can be set all the necessary functions. In addition to measuring the basic functions of millimeter and inch sizes, it also integrates relevant information for PCB design such as angle gauges, devices, IC pin spacing tables, Resistor and capacitor chip package, the commonly used diameter reference drill, line width size reference We printed this information on FR-4 gold-plated PCBs. R-4 gold-plated PCB, high-end atmosphere, high hardness, wear resistance Positive Specifications: The measurement length: 25cm Measuring length: 10 inches Commonly used IC package: 1.NAND_FLASH_TSOP48 2.QFP7X7-64 3.PLCC-20 4.SOP16 5.TSSOP24 6.SSOP8 7.SOP8 Commonly used CHIP component: 1.TO252-3 2.SOT223 3.SOT89-3 4.SOT23-6 5.SOT23-3 6.SOD123 7.SOD323 8.1210 9.3528 10.1206 11.0805 12. 0603 13. 0402 14.TO92 Common bore diameter reference dimensions (unit: mm): 3.0 2.5 2.0 1.5 1.0 0.8 0.5 0.4 Slot for hanging straightedge Back Specifications: Commonly used line width reference (unit: mm) Angle measurement: 180 degrees Device, IC pin spacing table: 0.5mm, 0.65mm, 0.8mm, 1.0mm, 1.25mm, 2.54mm; Common bore diameter reference dimensions (unit: mm): 3.0 2.5 2.0 1.5 1.0 0.8 0.5 0.4 Package included: 3 x 25cm Multifunctional PCB Ruler