1、Vertical Scribing: Insert the pen tip into the small circle corresponding to the scale, and move the scribing ruler backward or forward with both hands to complete the vertical scribing. 2、Horizontal Scribing: Use the upper and lower edges of the ruler and the scale on the top to complete the horizontal scribing. 3、Convenient Operation: Dedicated to the positioning and marking function of woodworking samples, the operation is more convenient. 4、High Quality Materials: Made of high quality stainless steel, the scribing ruler is strong, durable, and rust resistant. 5、High Accuracy: Using sophisticated production technology, the ruler is highly accurate, with a measuring range of 0 to 200mm.