1. Manufacturing Mold For Eccentric Bushing
 2. Casting
 3. Rough Lathe Work of Bushing (Turning Work)
 4. Cutting-off into 2 Pieces
 5. Fine Lathe Work of Bushing (Turnding Work)
 6. Hole & Tap Hole Boring Work
 7. Grinding
 8. Rust control, Painting, and Packaging