Features Aluminum Construction: Crafted from sturdy aluminum alloy, this ruler is resistant to wear and tear, ensuring a long service life for your woodworking projects Clear Anodized Scale: Featuring an anodized finish with laser-marked measurements, the scale is easy to read, allowing for readings every time Secure 90-Degree Angles: The right angle corner clip maintains joints at a 90 degrees, providing reliable support without damaging fragile edges Versatile Clamping Design: Ideal for use with boxes, picture frames, and cabinets, this tool assists in squaring during glue-ups for accurate assembly ential for Woodworking: This measurement tool is a must-have for woodworking enthusiasts, enhancing accuracy and efficiency in every project Features: 1、Made of aluminum alloy, firm and -resistant, long service life. 2、Anodized , laser marking, clear scale, easy to read. 3、90 degree right angle corner clip, maintain the joint at a 90-degree angle, whether you simply glue or use fasteners, it will not damage the fragile cutting edge. 4、Designed to be clamped to boxes, picture frames, shelf cabinets and outside corners, etc., to assist with squaring during glue up. 5、This is a necary measurement tool in woodworking work. Specification: Condition: 100% Item Type: Right Angle Ruler Material: Aluminum Alloy Color: Black Type: Inch Ruler Measuring Range: 0-100mm / 0-3.9in Measurement Accuracy: 0.05mm / 0.002in Package List: 1 x Right Angle Ruler Package List 1 x Right Angle Ruler