A rotary tool composed of a sintered cermet, wherein the sintered cermet comprises: a hard phase comprising a carbide, a nitride, and a carbonitride of at least one of group 4, 5, and 6 metals of the periodic table of which metals the metal titanium is a main component; and a binding phase comprising at least one of Co and Ni; wherein the hard phase further comprises: a first hard phase in which a content of Ti is the highest among contents of group 4, 5, and 6 metals of the periodic table; and a second hard phase having a higher content ratio of a content of group 4, 5, and 6 metals of the periodic table other than Ti than the content ratio in the first hard phase; wherein the result of an X-ray diffraction measurement on a surface of the sintered cermet provides a first peak intensity Ib on a high angle side that is attributable to a plane of the first hard phase and a second peak intensity Ia on a low angle side that is attributable to a plane of the second hard phase, and an intensity ratio Ib/Ia of the first peak intensity Ib the second peak intensity Ia is in the range of 0.5 to 1.5; and a ratio w s /w i of a half-width w s of a third peak intensity Ic attributable to a plane of the binding phase on the surface of the sintered cermet to a half-width w i of a fourth peak intensity attributable to a plane of the binding phase on an inside of the sintered cermet of the binding phase measured inside of the sintered cermet is in a range of 1.1 to 1.7. a hard phase comprising a carbide, a nitride, and a carbonitride of at least one of group 4, 5, and 6 metals of the periodic table of which metals the metal titanium is a main component; and a binding phase comprising at least one of Co and Ni; wherein the hard phase further comprises: a first hard phase in which a content of Ti is the highest among contents of group 4, 5, and 6 metals of the periodic table; and a second hard phase having a higher content ratio of a content of group 4, 5, and 6 metals of the periodic table other than Ti than the content ratio in the first hard phase; wherein the result of an X-ray diffraction measurement on a surface of the sintered cermet provides a first peak intensity Ib on a high angle side that is attributable to a plane of the first hard phase and a second peak intensity Ia on a low angle side that is attributable to a plane of the second hard phase, and an intensity ratio Ib/Ia of the first peak intensity Ib the second peak intensity Ia is in the range of 0.5 to 1.5; and a ratio w s /w i of a half-width w s of a third peak intensity Ic attributable to a plane of the binding phase on the surface of the sintered cermet to a half-width w i of a fourth peak intensity attributable to a plane of the binding phase on an inside of the sintered cermet of the binding phase measured inside of the sintered cermet is in a range of 1.1 to 1.7. a first hard phase in which a content of Ti is the highest among contents of group 4, 5, and 6 metals of the periodic table; and a second hard phase having a higher content ratio of a content of group 4, 5, and 6 metals of the periodic table other than Ti than the content ratio in the first hard phase; wherein the result of an X-ray diffraction measurement on a surface of the sintered cermet provides a first peak intensity Ib on a high angle side that is attributable to a plane of the first hard phase and a second peak intensity Ia on a low angle side that is attributable to a plane of the second hard phase, and an intensity ratio Ib/Ia of the first peak intensity Ib the second peak intensity Ia is in the range of 0.5 to 1.5; and a ratio w s /w i of a half-width w s of a third peak intensity Ic attributable to a plane of the binding phase on the surface of the sintered cermet to a half-width w i of a fourth peak intensity attributable to a plane of the binding phase on an inside of the sintered cermet of the binding phase measured inside of the sintered cermet is in a range of 1.1 to 1.7.