[Durable Aluminium Alloy] The contour scribe tool is made of aluminium alloy with steel roller bearings, and the length is extended to 300mm, making it more widely used. [Precision Contour Marker] Pulley and pointer design for both ends. Drawing is smoother on the pulley side and easier and more accurate on the pointer side. Pen holder can be moved up and down for easy change of modelling end. [Adjustable and Lockable] Looseness and tightness can be adjusted according to your needs. Our contour gauge is especially suitable for drawing the contours of irregular and complex objects. It can be locked and fixed after each adjustment to ensure accuracy, and the adjustable pen holder can hold 7mm Pencil. [Easy to Operate] Adjustable with one hand. Fix the pencil in the centre and draw as you push. Easy to draw lines without mistakes. [Widely Used] The contour scribe tool is a simpler tool for replicating a variety of shapes, perfect for tile bonding, laminating and carpet cutting, ceramic and tool mould making and more. Product name:Contour Scribe Tool Size:300 x 30 x 32mm Application:Wood Working Tool DIY Supplies:Woodworking Type:Contour Scribe Tool Application scope:floor laying, carpet cutting, tile shaping, tool shaping, etc. Colour:Red Material:Aluminum Alloy Package Contents: 1 x Contour Scribe Tool 1 x Pencil 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.