A dual-arm work machine, comprising: a first front working machine to which a first attachment is mounted; a second front working machine to which a second attachment is mounted; a first drive device that drives the first front working machine and the first attachment based on a first drive command from a first operation member; a second drive device that drives the second front working machine and the second attachment based on a second drive command from a second operation member; and a drive command output device that inputs the first and second drive commands, and generates and outputs a shared drive command that drives the first and second drive devices; characterized by further comprising: a first attitude detection unit that detects an attitude of the first front working machine and the first attachment; a second attitude detection unit that detects an attitude of the second front working machine and the second attachment; an attitude determination section that determines whether or not the attitude of the first front working machine and the first attachment detected by the first attitude detection unit and the attitude of the second front working machine and the second attachment detected by the second attitude detection unit are approximately the same; and a shared drive command generation permission section that permits generation and output of the shared drive command by the drive command output device when it is decided by the attitude determination section that the attitude of the first front working machine and the first attachment and the attitude of the second front working machine and the second attachment are approximately the same, and prohibits generation and output of the shared drive command by the drive command output device when it is decided by the attitude determination section that the attitude of the first front working machine and the first attachment and the attitude of the second front working machine and the second attachment are not approximately the same. a first front working machine to which a first attachment is mounted; a second front working machine to which a second attachment is mounted; a first drive device that drives the first front working machine and the first attachment based on a first drive command from a first operation member; a second drive device that drives the second front working machine and the second attachment based on a second drive command from a second operation member; and a drive command output device that inputs the first and second drive commands, and generates and outputs a shared drive command that drives the first and second drive devices; a first attitude detection unit that detects an attitude of the first front working machine and the first attachment; a second attitude detection unit that detects an attitude of the second front working machine and the second attachment; an attitude determination section that determines whether or not the attitude of the first front working machine and the first attachment detected by the first attitude detection unit and the attitude of the second front working machine and the second attachment detected by the second attitude detection unit are approximately the same; and a shared drive command generation permission section that permits generation and output of the shared drive command by the drive command output device when it is decided by the attitude determination section that the attitude of the first front working machine and the first attachment and the attitude of the second front working machine and the second attachment are approximately the same, and prohibits generation and output of the shared drive command by the drive command output device when it is decided by the attitude determination section that the attitude of the first front working machine and the first attachment and the attitude of the second front working machine and the second attachment are not approximately the same.