An indexable cutting insert (20, 100, 120, 140, 200, 300, 382, 500, 600, 700, 800, 850, 900, 930, 940, 966, 984), for example a milling insert, a boring insert, a drilling insert or a turning insert, comprising: a body including an upper face (24, 102) opposing a lower face (26, 110) and side edges joining the upper face to the lower face, at least two side edges each defining an indexable edge (30, 306') of the insert (20, 100, 120, 140, 200, 300, 382, 500, 600, 700, 800, 850, 900, 930, 940, 966, 984); a mounting hole (32, 314) extending through the body from the upper face (24, 102) to the lower face (26, 110); and at least two cutting teeth (40, 42, 302', 304') on each indexable edge (30, 306'); wherein each of the at least two cutting teeth (40, 42, 302', 304') includes a cutting plane meeting a side clearance surface at a radial edge and meeting a face clearance surface at a face edge, and a corner surface connecting the side clearance surface and the face clearance surface; characterised in that the insert comprises locating means (112, 152, 320', 530, 630, 704a, 704b, 704c, 854) projecting from at least one of a plane of the upper face and a plane of the lower face, the at least two cutting teeth (40, 42, 302', 304') including a leading tooth (40, 302') and a trailing tooth (42, 304'), wherein a perpendicular distance (D L) from a line bisecting both the mounting hole and at least one of the locating means (112, 152, 320', 530, 630, 704a, 704b, 704c, 854) to the radial edge (48, 308') of the leading tooth (40, 302') is different from a perpendicular distance (D T) from the line bisecting both the mounting hole and at least one of the locating means (112, 152, 320', 530, 630, 704a, 704b, 704c, 854) to the radial edge (48, 310') of the trailing tooth (42, 304'). a body including an upper face (24, 102) opposing a lower face (26, 110) and side edges joining the upper face to the lower face, at least two side edges each defining an indexable edge (30, 306') of the insert (20, 100, 120, 140, 200, 300, 382, 500, 600, 700, 800, 850, 900, 930, 940, 966, 984); a mounting hole (32, 314) extending through the body from the upper face (24, 102) to the lower face (26, 110); and at least two cutting teeth (40, 42, 302', 304') on each indexable edge (30, 306'); wherein each of the at least two cutting teeth (40, 42, 302', 304') includes a cutting plane meeting a side clearance surface at a radial edge and meeting a face clearance surface at a face edge, and a corner surface connecting the side clearance surface and the face clearance surface; characterised in that the insert comprises locating means (112, 152, 320', 530, 630, 704a, 704b, 704c, 854) projecting from at least one of a plane of the upper face and a plane of the lower face, the at least two cutting teeth (40, 42, 302', 304') including a leading tooth (40, 302') and a trailing tooth (42, 304'), wherein a perpendicular distance (D L) from a line bisecting both the mounting hole and at least one of the locating means (112, 152, 320', 530, 630, 704a, 704b, 704c, 854) to the radial edge (48, 308') of the leading tooth (40, 302') is different from a perpendicular distance (D T) from the line bisecting both the mounting hole and at least one of the locating means (112, 152, 320', 530, 630, 704a, 704b, 704c, 854) to the radial edge (48, 310') of the trailing tooth (42, 304').