To provide a user-friendly manual tool for roll machining of a metal sheet with which a metal sheet is formed into a roll having a projected line without applying strong force to the metal sheet, and which enables an operator to perform the machining with one hand.

The manual tool for roll machining of the metal sheet is characterized in that a main body of the tool has structure in which both edges of the shafts of rolls having a projected line and a recessed line respectively are supported, and that one of the roll shaft allows the engagement of both lines to be adjusted, one edge of the shaft is separated by the action of a coil spring to make a gap through which a metal sheet always passes, and the shaft edge acted by the spring is grasped in a palm with a gripper lever by a lever action to perform machining.

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