Features: The package contains a adjustable wing divider drawing circle tool and replaceable refills. Suitable for student, teen, teacher, engineer. Crafted from pp, light in weight, withstand daily use. The lockable wing divider with scale display, for smooth scribing and drawing. The lockable wing drawing circle tool size 15.0cm/5.9inches in length. Easily makes circle between 2cm and 26cm diameter for measuring diameters, angles, and draw circle/arcs without repeat use of ruler. Lockable wing drawing drawing circle tool for measurement or drawing arcs and circle. Pencil-marked drawing circle tool could be used as drawing tool, suit for measuring along the diameter or accurately drawing. Widely used for drawing circle, geometry drafting, mechanical scribing, leather marking, making craft, and more. Use as a multipurpose drawing circle tool for woodworking, carpentry, metalworking or leatherwork. Specifications: Component: PP Color: White; Green; Blue; Khaki Size: Approximately. 15.0cm/5.90in Semidiameter Adjustable 0-13cm/5.11in Weight: Approximately. 200g Note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color Package includes: 1Piece Multifunctional Caliper Drawing Circle Tool Adjustable Caliper Drawing Circle Tool with Wing Scale, Lockable Wing Drawing Circle Tool Multifunctional Drawing Tool Multifunctional Drawing Circle Tool with Wing Scale for Student, Lockable Wing Divider Drawing Circle Tool for Drafting Multipurpose Caliper Drawing Circle Tool Locking Wing Divider for Drawing Circle Adjustable Lockable Drawing Circle Tool Multifunction Caliper Ruler with Wing Scale, Adjustable Lockable Drawing Tool Weight:200.0g