Ideal for renewing and riveting timing chains. The old timing chain is fed in with help of the new chain, meaning a dismantling of the timing chain case is often not required. Suitable for Mercedes-Benz models with simplex and duplex timing chain with 4 mm chain bolt. To be used as Mercedes-Benz OEM tools 112589096300, 602589003900, 602589023300, 602589024000, 602589056300, 602589056301.