Durable Aluminum Alloy Material: This Multi-Angle Measuring Ruler Is Made Of Premium 5Mm Aluminum Alloy, Won'T Break Or Rust, More Durable And Sturdier Than Plastic. Say No To Your Flimsy Tool.Multiple Uses: Universal Tool Comes In Handy For Creating Bulls Eyes, Arches, Vertical Cuts And Any Project You Can Imagine, Works Great On Carpentry, Brickwork, Tile, Wood, Glass, Stone, Laminate, Construction And Engineering Projects And More. It'S A Perfect Tool For Carpentry, Masons, Craftsmen, Diy Enthusiasts, DiySturdy Metal Construction: Premium Aluminum Alloy Will Withstand Years Of Wear, Tear And Tear. Constant Use. You'Ll Love How The Glossy Black Finish Shines In Your Toolbox.Metric And Imperial Units: This Allows You To Take Measurements In Inches Or Centimeters. Thanks To The Laser Engraving, You Will Be Able To Clearly Read The Measurements For Years. They Won'T Smudge, Fade Or Fade.Improved Angle Measuring Ruler: This Angle Ruler Has 6 Rulers And Metal Knobs With A Tile Positioning Hole Opener, You Can Adjust The Six Metal Knobs To Create The Desired Shape Precisely And Then Find The Position To Drill The Right Hole. With Its 6 Foldable Sides, Users Can Easily Create And Measure Special Angles Or Shapes With The Angle Finder Tool To Improve Work Efficiency.