Description: Material: This Woodworking Ruler is made of aluminum material, boasts good readability and long term use, resistant to damage and deformation.Adjustable Measurement: The Precision Pocket Rule features an adjustable edge measurement system for simple and convenient usage.Easy to Use: Simply insert a pencil into the slot and slide along the edge of the wood to get a line.Multifunctional Tool: Catering to various woodworking needs, this Carpentry Marking Ruler allows for quick, simple, and accurate marking and lining.Features: The adjustable measurement scale can be tailored to different measuring needs, making your work more efficient. Specification: Total Length16cm or 6.30inch Package Includes: 1Woodworking Ruler Note: Please allow slightly errors 1-2cm differences due to manual measurement.