Click Here to Continue Viewing Current Query Results or Home to Start a New Query. Description: Rapid Modell B in Polished Hardwood Box Manufacturer: Deutsche Schleifmittel Werke, Bosenberg, Trinks and Co. Sonneberg in Thuringen Type: Circular Country: Germany Patent: Eng - 274279(7/21/1927) Comment: Note 2 and 4 screw versions holding hone to case. The Rapid has a tension screw that is different from the Rotello. Source: twillard Editors: