Features: Elaborately crafted with lock design and adjustable nut for accuracy and changing shape when needed. Easy to use for woodworking with its clear linear arc and proportions. Compact, portable, and convenient for carrying and storage. Well made of high-quality aluminum alloy + ABS materials and anodized to prolong the service life, durable, and sturdy. Easy to Use: only need simple adjustment, it can be suitable for different occasions, and it can be locked and fixed after each adjustment to ensure precision accuracy; The woodworking linear arc scriber tool has clearly visible scale, you can easily draw the parallel lines and arcs that you need. Durable Construction Tools: the scribing tool is made of aluminum alloy, heavy duty and durable, the pencil refills are made of graphite, which can increase the durability. Wide Range of Applications: the multi function scribing tool can be for numerous applications, including cabinets, carpet, flooring, tiling and paving, stud walls, gables and paneling, in fill panels, home DIY decoration, etc.; Good helper for carpenter, engineer, home DIY lover or craftsman of any kinds to measure, mark and scribing lines. Specifications: Material:Metal+Plastic Size: Approx.15x14.1x3.3cm/5.9x5.55x1.29inch Package Includes: 1x Scribe Tool with Construction Pencil note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.