| Type | Hardened |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | KWS Manufacturing Company Ltd. | KWS CS2H | CS2H HARDENED CARBON STEEL COUPLING SHAFT CS2H |
| | KWS Manufacturing Company Ltd. | KWS CS3H | CS3H HARDENED CARBON STEEL COUPLING SHAFT CS3H |
| | KWS Manufacturing Company Ltd. | KWS CS112H | CS112H HARDENED CARBON STEEL COUPLING SHAFT CS112H |
| | KWS Manufacturing Company Ltd. | KWS CS2716H | CS2716H HARDENED CARBON STEEL COUPLING SHAFT CS2716H |
| | KWS Manufacturing Company Ltd. | KWS CS3716H | CS3716H HARDENED CARBON STEEL COUPLING SHAFT CS3716H |
