T shaped key 57mm long to unlock all quarter turn series with a 8mm Square drive
https://www.allbro.com.au/itemdetails/hardware/locks/keys/keys-(3)/t-shaped-key-57mm-long-to-unlock-all-quarter-turn-series-with-a-8mm-sq?code=8.2.135.1&type=2&access=2&id=847791d0-20a5-4b1e-b795-bf858cc72910
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