This carpenter compass drawing tool ensures precise drafting for woodworking and industrial tasks. It works great for decoration drawing, with an adjustable radius to fit various projects. Made of high-strength No. 45 steel, it resists deformation and has a long service life. Rotary switches let you control pen holding length for clear lines, making it a reliable tool for professionals. Note: Slight colour differences may occur due to lighting, and 1-3cm size error is allowed from manual measurement. Features: Adjustable radius: Versatile for different project needs within a suitable range. High-strength No. 45 steel and zinc alloy: Durable and deformation-resistant for long-term use. Rotary switches: Provide precise control of pen holding length for accurate drawing. Clear line drawing: Produces sharp lines suitable for woodworking and decoration. Two size options: S and L sizes to match various drafting requirements. Specifications: Material: No. 45 steel and Zinc alloy S Size: 25cm×90cm/9.84in×35.43in (single side:25cm/9.84in; max radius:45cm/17.71in) (1-3cm error allowed) L Size: 40cm×150cm/15.74in×59.05in (single side:40cm/15.74in; max radius:75cm/29.52in) (1-3cm error allowed) Colour: Orange (slight differences may exist) Package Includes: 1 × Carpenter Compass Drawing Tool. Note: Due to different lighting and screen settings, the actual colour of the item may slightly differ from the pictures. Handle the sharp points with care to avoid injury. Allow a 1-3cm difference in measurements due to manual measurement. Store in a dry place to help prevent rust on the steel material. Clean the tool after use to help maintain its precision and durability.