All Metal Material: The weighty fine compass ensures you a lasting satisfaction Easy Control: Holds tight and lock in place with this adjustable wheel User Friendly: No more slipping from fingers, with this precision geometry compass you can make perfect circles. Maximum Diameter: Creates circles up to 10 inches in diameter Free Bonus: Compass*2, additional leads *6, nuts* 4, screws*4, reusable pouch*2 drafting compass. Small bow compass with precision center wheel allows compatible with extremely fine settings. student compass features micro-set center wheel leg adjustment compatible with added convenience. color: blue Material: Metal Drafting type: Student compass Drawing lead can be sharpened/replaced Center wheel allows compatible with extremely fine settings Micro-set center wheel leg adjustment Include spare leads Easy-to-handle design Easy-to-use Compass bow compass prevents leg movement during drawing. Every kid can change the radius of the circle without any efcompatible witht and always lock in position to get their desired circles. drawing compass A Must-have Item compatible with School Supply List It's an amazing assistant compatible with kid's math class. It can easily draw small circles without shaking. Kids have a lot of fun doing circles without ever frustrated. Get your kids ready compatible with each class! compass with lock Back to School Gift It's also a useful back to school gift compatible with your friends, kids and teachers. A geometry compass that let every kid say Goodbye to the difficulty of drawing perfect circles. compass compatible with geometry Suitable compatible with Everyone This professional drawing compass is designed compatible with anyone who like to do Perfect Circles such as Students,Teachers, Carpenters, Metalworkers, Engineers, Architects, Mathematicians, Artists, Craftsmen and Designers. Package include: 2 set Spring metal compass With related accessories Only the above pack