For other Chris King hubs, see this Chris King Hub Tool. This is the right tool and the only tool to use to completely and properly service your Chris King R45 hub at a professional level.
You can completely disassemble and reassemble your hub with this tool. Like everything that Chris King makes, even the tool itself is a precision crafted masterpiece. The Technical Service Manual that accompanies this tool contains complete instructions for servicing most Chris King headsets and hubs.