Milwaukee ProPEX™ Expander Cone Grease is a premium quality lubricant specially formulated for high stress environments. It is designed to protect the surface between the ProPEX® tools and ProPEX® expansion heads, ensuring smooth operation and reducing wear. Regular lubrication with this grease significantly extends the life of the system, making it an essential maintenance product for optimal tool performance and durability. Model Number: 49-08-2400