Reputable Suppliers

Winfried Niggel makes a huge range of metric steam fittings. I have been buying from him for several years and the quality of the things he makes is truly outstanding. https://www.modellbau-niggel.de/

For those looking for custom foundry work in Iron, Aluminum or Bronze I would recommend the Cattail Foundry located in Pennsylvania, USA. I have used them for many years in the support of 1.5 2.5 inch live steam locomotives castings. It is owned and operated by Mr. Benjamin King and his son Emanue

Little Engines is located in Lancaster PA, USA. They do have a web site at: http://www.littleengines.com/ I have dealt with them for over 20 years with never a problem. They primarily supply drawings, castings, parts, accessories for both one inch and one and one half inch scales.