Fangrui Product Details Quickly Mark Angles: The Angle Marks On The Slanted Edge, In 5 Increments From 0 Degrees To 90 Degrees, Helps With Quick Angle Marking. You Can Also Easily Mark 22.5, 30, 45, 60, 67.5 Using The Included Pin Easy To Carry: It Can Be Easily Placed In Work Aprons, Tool Straps, And Pockets, Especially When It Is Inconvenient To Carry With Both Hands Multi Functional: This Small Square Has Many Convenient Functions, Such As Accurately And Quickly Marking Angles, Easily Marking Parallel Lines With A 1/16inch Spacing Between Small Holes On The Square.besides, The Largest Hole On The Square Guiding The 3/8 Inch Drill Bit To Accurately Center On A 3/4 Inch Wooden Board. Accurate Clear Scale: The Scale Is On The Small Square, Which Is Clear And Easy To Read, Ensuring Fast Reading And Not Wearing Out After Prolonged Use. High Quality: This Small Square Is Processed From High-quality Aluminum Alloy, Which Is Rust Proof, , And -. Please Note; The Physical Slightly Color Difference Or Difference, Does Not A