Mainstay specializes in steel parts and components for mining machinery, mining equipment and companies that run mining operations. Not only do we manufacture components for heavy mining machinery (such as excavators, wheel loaders and heavy duty bulldozers), we also form parts that are used to manufacture products in the surface mining industry. Mainstay fabricates parts for dipper buckets, bails, equalizers and handles. We form components used to manufacture hydraulic excavators and hydraulic shovels for the mining industry. Mainstay is a custom steel fabrication specialist for the mining equipment industry. We have earned a stellar reputation in the mining industry for the quality of the products we build.