kirkybob Posted June 6, 2018 Report Share Posted June 6, 2018 key is for a hold open device on a door, oriental writing 1 side, 455 other Thanks bob Link to comment Share on other sites More sharing options...
keySolutions Posted June 6, 2018 Report Share Posted June 6, 2018 I use RO20 for this Link to comment Share on other sites More sharing options...
grahamparker Posted June 6, 2018 Report Share Posted June 6, 2018 Standard electrical switch key 455 is the most common and Silca RO20 is 100% the correct blank. kobblers 1 Link to comment Share on other sites More sharing options...
kobblers Posted June 7, 2018 Report Share Posted June 7, 2018 I agree with Graham. They're also used for lifts in schools - I know this as I cut 20, recently. Rick. Link to comment Share on other sites More sharing options...
kirkybob Posted June 7, 2018 Author Report Share Posted June 7, 2018 Thanks guys, the altzimers must be working well. Completly overlocked that one. Bob Link to comment Share on other sites More sharing options...
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