Wheel diameter is 11 inches. The history of Elma according to Vintage Coffee Grinders website:The History of ELMA The Echevarria brothers Gregory and Eugenio along with Cerrajera Leibar, Francisco Mendizabal, and Daniel Arcauz were all union workers for the Unión Cerrajera de Mondragón and the largest employer in La villa de Mondragón in the Basque region of Spain. They along with a few other friends and financiers formed a new company called ELMA S.
Founded in Arrasate, Spain in 1924 to produce meat choppers, ice cream makers, hand tools and coffee grinders. The company started with around 50 employees and employed up to 1000 workers during the prewar 1930's. The 1940's brought a time of unrest for the company, a hard time for the Basque region and all. Of Spain shaken by repression and turmoil at the hands of the Franco régime.
Office buildings survived the war and modern development and is now a historic landmark. Due to the short time of ELMA S. Prewar coffee grinder production the original vintage ELMA coffee grinders are highly valued by collectors. This item is large and heavy plus packaging. The item "Antique Elma #4 Coffee Grinder Mill" is in sale since Friday, June 12, 2020. This item is in the category "Collectibles\Kitchen & Home\Kitchenware\Small Appliances\Coffee Grinders, Mills". The seller is "civilwardagger" and is located in Charlotte, North Carolina. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.