The Twister Compass 2021 by Faber-Castell is made of metal. With a gear guide the diameter can be adjusted using the central drive wheel. The compass insert is a lead insert. Good movement of the compass and proven quality. In Grip design. Max. Diameter of drawing circle 340 mm. Length 170mm Packaged in a handy case with refills. Quality and function combined with sophisticated design – this is the motto of Faber-Castell.