MATERIALThe contour gauge is made of high quality metal and ABS plastic,high strength and rustproof.The rollers of the contour gauge profile tool use stainless steel bearings,which are smooth and durable. DESIGNDesigned with metal contact roller and pointed end,smoother drawing of the contact roller can help to reduce friction losses for protecting the item surface and the pointed end will do more precise profile copy. APPLICATIONIt can be used for your home renovation,ideal for fitting tiles, laminate laying,carpet cutting,checking dimensions,molding and any kinds of work needs the contour duplication. FEATURESContour duplicator gauge scribe tool with lock.The tightness can be adjusted according to your needs.It can be locked and fixed after each adjustment to ensure precision accurate.Once object has been contoured,in place for perfect traces every time. EASY TO USESimple operation, namely push namely draw, one handed adjustment. CONTOUR GAUGE Adjustable and Locking Feature: It can be locked and fixed after each adjustment to ensure precision accurate. Once object has been contoured, in place for perfect traces every time. Multifunction: Designed with pulley end and pointer end, both ends can be used. The pencil clip can be moved up and down, which is convenient for exchanging the shape end. POINTER EDGE The contact roller can help to reduce friction losses for protecting the item surface. CONTACTROLLER EDGE The pointed end will do more precise profile copy. GEAR AND CLIP Install the pencil with the clip then fix it by turning the gear. Size: 35x27x233cm/pc Material: ABS plastic Net weight: 62g Pencil weight: 4g Color: orange and black Measuring range: 233mm Package includes: 1pcxcontour gauge, 2pcsxpencil