Bought this vintage 70's Krups coffee grinder off ebay for cheap after my expensive, one year old coffee grinder broke (and was designed to be unrepairable). Five years now and going strong :
Bosch BCM8450UC 24 Inch Wide Built-In Automatic Coffee Machine with Home Connect, Stainless Steel: Home & Kitchen - Amazon.com
Krups 3 oz. Black Blade Coffee Grinder and Spice Grinder F20342 - The Home Depot
How to repair a coffee grinder with your own hands and what to do if the coffee machine does not grind grain