Product Features High-quality Materials: Made of high-quality metal & ABS it is strong and durable. Precise Shape Duplication: A simpler method of copying various shapes, very suitable for tile bonding, laminate and carpet cutting, ceramic and tool mold making, etc. Both Ends Can Be Used: Designed with pulley end and pointer end, both ends can be used. Smoother drawing with pulley end, while accurate and easy drawing with pointer end. The pencil clip can be moved up and down, which is convenient for exchanging shapes. Adjustable And Locking Feature: The tightness can be adjusted according to your needs. It is especially suitable for drawing the contours of irregular and complex objects. It can be locked and fixed after each adjustment to ensure accurate accuracy. Easy To Use: Simple operation namely pushes namely draw, one-handed adjustment. Fix the pencil in the middle, pushing while drawing, easy to draw the lines without error.Adjustable pencil holder, can holder 2-12mm marker pens. Product Specification TypeContour Gauge Ruler MaterialMetal + ABS ColorBlack and Orange Size23235mm/9.141.38 inch Holder Rangecan holder 2-12mm marker pens Featuresboth ends used??with pulley end and pointer end??Adjustable Applicationfor tile bonding, laminate and carpet cutting, ceramic and tool mold making, etc Package Included 1 x Contour Gauge s