| 481 | Concrete Grout Pump | Company Product |
| 482 | Concrete Tools | Company Product |
| 483 | Concrete Polishing Disc | Company Product |
| 484 | Concrete Joint | Company Product |
| 485 | Connector | Company Product |
| 486 | Cone | Company Product |
| 487 | Cover,clutch | Company Product |
| 488 | Case | Company Product |
| 489 | Clip | Company Product |
| 490 | Chelating Resin | Company Product |
| 491 | Cleaning Agent For Membrane | Company Product |
| 492 | Corrosion Inhibitor Treatment | Company Product |
| 493 | Cale And Corrosion Inhibitors | Company Product |
| 494 | Clock Spring,wire | Company Product |
| 495 | Concrete Rough Surface Mach | Company Product |
| 496 | Concrete Joint Grinders | Company Product |
| 497 | Control,unit | Company Product |
| 498 | Chemical Flushing | Company Product |
| 499 | Chill Water Treatment | Company Product |
| 500 | Chemical Dosing | Company Product |
| 501 | Chemical Treatment | Company Product |
| 502 | Circuit,printed | Company Product |
| 503 | Cover | Company Product |
| 504 | Condensor | Company Product |
| 505 | Cork | Company Product |
| 506 | Cushion | Company Product |
| 507 | Coupling | Company Product |
| 508 | Corrosion Preventive Oil | Company Product |
| 509 | Clip,piston,pin | Company Product |
| 510 | Clip,air,filter | Company Product |