The utility model discloses a fuel cell seal gasket shears, include: depression bar, spring, clamp plate, terrace die tool bit, die shank, box, the both sides of box top are provided with the rectangle opening and state the depression bar and link up in the opening, and the depression bar setting is at rectangle open -ended top, are provided with the spring in the middle of the depression bar downwards in the vertical direction, the die shank sets up the inside at the spring, the terrace die tool bit sets up under the spring, spring, terrace die tool bit, die shank all set up the inside at the box, the terrace die tool bit comprises with at least one circular tool bit of going up a square tool bit of going up, and the clamp plate setting is in the bottom of box, and the clamp plate setting is under the terrace die tool bit, the clamp plate comprises a square lower scissor head and at least one circular lower scissor head. The utility model discloses have higher accuracy nature and reliability, can avoid artifical and cut error and the loss that brings, avoid the seal gasket fold when cuting, guaranteed the performance that seal gasket is sealed, simple structure, the operation of being convenient for, cut efficient.