
1) London midpoints 2) Shopping malls
Found on
https://www.crosswordclues.com/clue/centres

The centre of rotation of an object.
Found on
http://www.encyclo.co.uk/local/20471

The parts in immediate contact with the workpiece when it is held in the lathe by both ends. Hence the expression 'turning between centres'. See also: cone centre, dead centre, drive centre, live centre and ring centre
Found on
https://www.encyclo.co.uk/local/20198

Headstock and tailstock centres come in a number of different forms:Dead centreA centre that does not rotate; commonly found on the tailstock of a lathe. Also, an expression for the exact centre of an object.Half male centreA dead center that has a portion of the 60 degree cone cut away.Live centreA centre that revolves with the work, for example t...
Found on
https://www.encyclo.co.uk/local/20687
No exact match found.