A bevel wheel having its face inclined 45° to its axis.

A wood working appliance used to guide a handsaw or backsaw for making precise cuts, usually 45° and 90° mitre cuts. The mitre boxes are made of wood or plastic.

A power saw that is a bench circular saw that is used to make accurate crosscuts and miters in a workpiece by positioning a mounted blade onto a board, that can be positioned at a variety of angles.

plural of mitre line

(engineering) A line drawn marking a angle of 45 degrees, especially in the use of aligning the depth lines between the top and side views of a third angle projection technical drawing.