T key has a socket at its lower end and a fixed upper bar attached in the middle. It engages with the stem cap (wrench nut / operation nut) on the NRS valve or hydrant, manually to turn the valve stem to open or close.
Material list
| Body | Upper spring | Inner bar | Connection |
|---|---|---|---|
| Aluminum alloy as A356 | SS304 | Aluminum alloy as 6061 | Aluminum alloy as A356 |
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