Check the listing for details. Replacement HON Furniture Key - Series MM301 - MM425 - Buy 1, Get One 50% off. Condition: New. Listed at 7.98 USD. This is a brand new replacement key for HON Series MM301-MM425. Please choose the Number you need. If you are looking for other numbers in the MM series, please see our other listing. We are able to provide keys for all HON, Haworth, Herman Miller and Steelcase - Please contact us if you have questions. Please select the correct variant when you order.Each key is cut to order when you place your order to provide you the best service because we cater directly to you. As a small family business we do not keep a backstock of cut keys. We cut your keys to order using high quality key blanks when you order. Because each key is cut when orders are placed and we cut thousands of variants, we cannot offer a refund on the keys that you order unless it is a faulty cut. Our high quality machines are well maintained, but things happen and we will do what we can to make sure you have what you need. Please let us know if you receive a key that does not work and we will happily work with you to resolve it!