[Fast and Precise Wood Marking] This small square ruler for its 1/16inch marking holes aligning with 1/16inch increment lines, allowing for creating measured lines up to 3inch in length quickly and accurately. The base has two unique offsets for swift marking of 1/4inch and 3/8inch lines on the wood board's mortise and tenon shoulders, streamlining your woodworking processes. [Efficient Angle Marking] Designed with angle markings on the inclining side for speedy angle marking between 0 to 90in 5increments. It features 5 preset angles of 22.5, 30, 45, 60, and 67.5, each with its 1/4inch pin hole for the provided fixing pin. Further, there is an added 3/8inch guide hole for enhanced convenience in your woodworking projects. [Sturdy Anodized Aluminum Alloy Material] Crafted from CNC anodized aluminum alloy, this mini carpenter square exemplifies durability and resistibility to rust, corrosion, and wear. The rounded edges make handling safe while the engraved scale markings remain distinct and unfading, ensuring easy reading and marking. [Comprehensive Scribing Solution] The set includes a 0.9mm/0.04inch mechanical pencil and 30 replacement pencil leads that make marking hassle-free and smooth. The pencil is equipped with a discreet eraser on the top and a non-slip textured grip for comfortable usability, bringing ease into your wood crafting. [Compact Versatile Tool] This small square tool, measuring a convenient size of 3.6x3.8x0.8inch, is perfect for a tool belt, work apron or pocket. With its multiple functions, it is perfect for quick line marking, verifying lines and angles, promptly setting machine heights, etc., making it a must-have tool for professional and amateur alike. Colour:As Shown Material:Metal Package Contents: 1 set * Square Woodworking Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.