Powerful marking and measuring tools: Professional compass with universal adapter and extension beam for mathematics, geometry, art, and drawing. Purpose: Suitable for all-metal compasses/dividers used in woodworking, metalworking, leatherworking, and mathematical applications. Drawing range: Capable of drawing circles up to 35 inches and 60 inches in diameter, suitable for most materials. High quality: Made of high-quality PP material. Refer to the image for detailed dimensions. Service: If you have any questions, please . We will protect your best interests. Specifications: Material: PP Optional sizes: 90 cm (Max Diameter) and 150 cm Notes: 1. Manual measuring; please allow 13 mm error. Thank you. 2. Due to differences between monitor displays, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture. Package Includes: 1 x Compass (pencils not included) Product from BAZHOU's store