Part No. 08-080008 Made from medium carbon steel with hardened jaws Hold clutch hubs, flywheels, gears, sprockets, etc. Features 8mm spanner pins Jaws open up to 5 inches wide Recommended for square tooth style clutch hubs Not recommended for v-groove or half round style clutch hubs. Will not work on clutch baskets with reversed inner clutch hubs where the integrated clutch faceplate is facing outward Replaces HD tool #HD-91042