An electric tool comprising: a housing; a brushless motor accommodated in the housing, the brushless motor comprising: a stator; a rotor rotatable relative to the stator; and a rotating shaft rotatable together with the rotor; a fan configured to generate a cooling air flow inside the housing; a sensing portion configured to detect a rotated position of the rotor; a switching portion for controlling a rotation of the rotor; and a circuit board on which the sensing portion and the switching portion are mounted, characterized in that the stator, the fan, the sensing portion, the switching portion, and the circuit board are arranged in the housing along an axial direction of the rotor in an order of the fan, the sensing portion, the circuit board, the switching portion, and the stator, wherein the switching portion comprises a plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F), the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) being arranged in a circumferential direction of the rotating shaft, wherein the circuit board comprises a resin part having a thermally conductive resin, wherein each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) is surface-mounted on the resin part of the circuit board, and wherein each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) has a length in a radial direction of the rotating shaft and a length in the axial direction which is shorter than the length in the radial direction, or each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) has a length in a radial direction of the rotating shaft and a length in the axial direction which is longer than the length in the radial direction. a housing; a brushless motor accommodated in the housing, the brushless motor comprising: a stator; a rotor rotatable relative to the stator; and a rotating shaft rotatable together with the rotor; a fan configured to generate a cooling air flow inside the housing; a sensing portion configured to detect a rotated position of the rotor; a switching portion for controlling a rotation of the rotor; and a circuit board on which the sensing portion and the switching portion are mounted, characterized in that the stator, the fan, the sensing portion, the switching portion, and the circuit board are arranged in the housing along an axial direction of the rotor in an order of the fan, the sensing portion, the circuit board, the switching portion, and the stator, wherein the switching portion comprises a plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F), the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) being arranged in a circumferential direction of the rotating shaft, wherein the circuit board comprises a resin part having a thermally conductive resin, wherein each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) is surface-mounted on the resin part of the circuit board, and wherein each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) has a length in a radial direction of the rotating shaft and a length in the axial direction which is shorter than the length in the radial direction, or each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) has a length in a radial direction of the rotating shaft and a length in the axial direction which is longer than the length in the radial direction. a stator; a rotor rotatable relative to the stator; and a rotating shaft rotatable together with the rotor; a fan configured to generate a cooling air flow inside the housing; a sensing portion configured to detect a rotated position of the rotor; a switching portion for controlling a rotation of the rotor; and a circuit board on which the sensing portion and the switching portion are mounted, characterized in that the stator, the fan, the sensing portion, the switching portion, and the circuit board are arranged in the housing along an axial direction of the rotor in an order of the fan, the sensing portion, the circuit board, the switching portion, and the stator, wherein the switching portion comprises a plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F), the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) being arranged in a circumferential direction of the rotating shaft, wherein the circuit board comprises a resin part having a thermally conductive resin, wherein each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) is surface-mounted on the resin part of the circuit board, and wherein each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) has a length in a radial direction of the rotating shaft and a length in the axial direction which is shorter than the length in the radial direction, or each of the plurality of switching members (42A, 42B, 42C, 42D, 42E, 42F) has a length in a radial direction of the rotating shaft and a length in the axial direction which is longer than the length in the radial direction.