Not sure about coils separately (you could try winding one with enanelled copper wire....) but solenoids are available:
https://www.digikey.co.uk/products/...0b4&quantity=&ColumnSort=0&page=1&pageSize=25
https://www.digikey.co.uk/products/...0b4&quantity=&ColumnSort=0&page=1&pageSize=25