Abstract: Belt and tread drum (1), particularly for shaping a belt layer and/or tread layer or another tire component provided with metal parts into a circumferential whole, comprising one or more support members (4) arranged at the circumference of the drum, which are provided with a support surface for the tire component, wherein the support members comprise magnet sets having magnets (7a, 7b) for by magnetically attracting the metal parts retaining the tire component on the support surface, wherein the magnet sets comprise holders (8a, 8b) for the magnets and are placed from the radial inside in the support members, wherein the drum at the circumferential side comprises first portions that engage over the holders in tangential and/or axial direction of the drum, wherein the drum at the circumferential side comprises second portions that engage over the magnets in tangential and/or axial direction of the drum.