Features Fine Workmanship Manufacturing: Ensures quality and accuracy with scale for convenient and reliable . Metric and Imperial Unit Scales: Offers the convenience of both metric and imperial unit scales for practical and versatile measurement readings. Versatile Uses: Ideal for woodworking tools, right angle fixing, positioning, as well as height and length measurement, making it a versatile tool for various applications. Aluminum Alloy Body: Constructed with a solid aluminum alloy body, featuring treatment for long-lasting use in various working conditions. Easy to Use: Simplifies work processes with easy-to-use positioning ruler, streamlining tasks for improved efficiency. Features: 1、Fine Workmanship Manufacturing: Fine workmanship manufacturing, quality assurance, accurate scale, convenient 2、Metric Imperial Unit Scales: Metric and imperial unit scales, convenient and practical measurement readings 3、Uses: Used for woodworking tools, right angle fixing, positioning, height, length measurement 4、Aluminum Alloy Body: Made of aluminum alloy body, solids treatment, and 5、Easy to Use: The positioning ruler is easy to use, making your work easier and simpler Specification: Item Type: Positioning Squares Material: Aluminum Alloy Colour: Red Scale Range: Approx. 10-120mm / 0.40-4.72in Scale System: Imperial, Metric Fixed Angle: 45°/90° Purpose: Woodworking Package List: 1 x Positioning Ruler 2 x Positioning Block 2 x Right Angle Screw Rod 2 x Plastic Handle Note: Do not use in special environments such as strong acid, otherwise will reduce the service life Package List 1 x Positioning Ruler 2 x Positioning Block 2 x Right Angle Screw Rod 2 x Plastic Handle