Shaking the Habitual Diaries". The album's second single, "A Tooth for an Eye", was released on 18 February 2013, for which a music video was directed by Roxy Farhat and Kakan Hermansson. The duo embarked upon the Shaking the Habitual Tour in support of the album, starting in Bremen, Germany on 26 April 2013. On 18 April 2011, it was announced that The Knife was recording a new album, initially set to be released in 2012, through a post on the duo's website about the housing rights of Romani people in Rome. "Shaking the Habitual" was officially announced on 12 December 2012, along
Grinding (abrasive cutting) work in the machining fields, the term "cutting" is often understood to refer to the macroscopic cutting operations, and "grinding" is often mentally categorized as a "separate" process. This is why the terms are usually used separately in shop-floor practice. Lapping and sanding are subsets of grinding. Selecting which of the following grinding operations to be used is determined by the size, shape, features and the desired production rate. "Surface grinding" uses a rotating abrasive wheel to remove material, creating a flat surface. The tolerances that are normally achieved with grinding are ± for grinding a flat material and ±