Leading Suppliers Nationally for Metric Key Steel

Company A: [Website Link]
Company B: [Website Link]
Company C: [Website Link]
Company D: [Website Link]

I don't have real-time data access, but I can provide you with a general list of potential suppliers of Metric Key Steel in the UK:

Please note that this is just a general list and you may need to conduct further research to identify key suppliers in the UK market in real-time.