PCB Ruler, Multifunctional Ruler Electronic Engineers 10 inch 25cm Printed Circuit Board

☛ 【Features】 ： In addition to measuring the millimeter and inch size, relevant information for the design of printed circuit boards is integrated, eg B. Protractor, Device, IC Line Slope Comparison Chart, Resistance, etc. ☛ ： R-4 gold-plated circuit board ruler, high-end atmosphere, high hardness, wear resistance. ☛ 【Range】 ： High accuracy, measuring range is 25 cm. ☛ 【Multifunction】 ： The multifunction ruler integrates relevant information for the design of printed circuit boards, such as B. Angle encoders, devices, IC pin distance tables and more. ☛ 【Professional】 ： This is a necessary measurement tool for electronic enthusiasts.