A scraper used for giving a grindstone a true circular form.

A scale or sclerite covering the eye of an animal / (nautical) A metal plate, either having a hole in it, or a loop protruding from it, that is part of a ship's rigging

(construction) A wall plate that receives the lower ends of the rafters of a roof.

A ribbed plate in the jaws of a rock crusher.

A legal emblem stamped into articles made from precious metals such as gold and silver to indicate the value of the metal. / A mark made on paper by the edge of an intaglio plate during printing.

plural of plate mark

(rail transport) A steel plate used on rail tracks between flanged T rail and the crossties.

The plate against which the latch of a door lock strikes as the door is closed. / Part of the centering of an arch, which is driven back to loosen the centering in striking it.

(engineering) A rotary disk with spiral ribs or grooves, by which several pieces, such as the jaws of a chuck, can be brought together or spread radially.

An iron plate in front of the dam of a blast furnace, to strengthen it.