A rotary power tool comprising: a tool housing comprising a main body portion and a nose portion (112; 260)) including a nose cap, wherein the nose cap includes a first threaded region configured to mount the nose cap on a second threaded region of the main body portion; and a lighting system (160; 264) comprising: a lighting system housing (164; 268) rotatably supported on the tool housing so as to be rotatable around the nose cap and defining a battery compartment (200; 292); a light source (212; 304) supported by the lighting system housing (164; 268); and at least one battery (204; 296) disposed in the battery compartment (200; 292), the at least one battery (204; 296) being operably connected to the light source (212; 304) to supply electrical current to the light source (212; 304), wherein the lighting system housing (164; 268) includes a mounting ring (176; 280) circumferentially surrounding a portion of the tool housing to mount the lighting system on the tool housing, wherein the mounting ring (176; 280) is arranged between the nose cap and the main body portion so that the nose cap clamps the mounting ring (176; 280) in a fixed position when the nose cap is tightened onto the main body portion, and wherein the mounting ring (176; 280) is rotatable around the nose cap when the nose cap is not tightened to the main body portion. a tool housing comprising a main body portion and a nose portion (112; 260)) including a nose cap, wherein the nose cap includes a first threaded region configured to mount the nose cap on a second threaded region of the main body portion; and a lighting system (160; 264) comprising: a lighting system housing (164; 268) rotatably supported on the tool housing so as to be rotatable around the nose cap and defining a battery compartment (200; 292); a light source (212; 304) supported by the lighting system housing (164; 268); and at least one battery (204; 296) disposed in the battery compartment (200; 292), the at least one battery (204; 296) being operably connected to the light source (212; 304) to supply electrical current to the light source (212; 304), wherein the lighting system housing (164; 268) includes a mounting ring (176; 280) circumferentially surrounding a portion of the tool housing to mount the lighting system on the tool housing, wherein the mounting ring (176; 280) is arranged between the nose cap and the main body portion so that the nose cap clamps the mounting ring (176; 280) in a fixed position when the nose cap is tightened onto the main body portion, and wherein the mounting ring (176; 280) is rotatable around the nose cap when the nose cap is not tightened to the main body portion. a lighting system housing (164; 268) rotatably supported on the tool housing so as to be rotatable around the nose cap and defining a battery compartment (200; 292); a light source (212; 304) supported by the lighting system housing (164; 268); and at least one battery (204; 296) disposed in the battery compartment (200; 292), the at least one battery (204; 296) being operably connected to the light source (212; 304) to supply electrical current to the light source (212; 304), wherein the lighting system housing (164; 268) includes a mounting ring (176; 280) circumferentially surrounding a portion of the tool housing to mount the lighting system on the tool housing, wherein the mounting ring (176; 280) is arranged between the nose cap and the main body portion so that the nose cap clamps the mounting ring (176; 280) in a fixed position when the nose cap is tightened onto the main body portion, and wherein the mounting ring (176; 280) is rotatable around the nose cap when the nose cap is not tightened to the main body portion.