Features: With this ruler you can draw horizontal lines, vertical lines, parallel lines and right angles The upper and lower edges of the ruler and the scale above can be crossed Insert the pen into the small round hole of the corresponding scale, and push the ruler forward or backward with both hands Minimum fine to 0.25mm for more accurate operation Made of stainless steel, it is durable and practical Specification: Color: silver Material: steel Size: about 180mm, 200mm, 300mm Package include: 1pc x carpenter ruler Notice: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 0.5-2cm differences due to manual measurement.