The utility model discloses a spanner for valve belongs to the hardware and tools field. Spanner for valve includes span beam, fore paw, back grip and handle. The utility model discloses a fore paw and back grip install the both ends at span beam respectively, and the first fore paw that includes through the fore paw and the wheel body of second fore paw centre gripping hand wheel, the back grip that includes through back grip and the spoke of the 2nd back grip centre gripping hand wheel, in using, the staff stimulates the handle, it rotates to drive span beam through the handle, transmit in one's hands taking turns to through fore paw and back grip with the effort, the operating torque has been increased, be convenient for rotate the hand wheel in order to open or to close the valve, alleviate staff intensity of labour, the operation efficiency is improved, and the design through fore paw and back grip, the utility model discloses and multipoint attachment between the hand wheel can reduce in the use the utility model discloses the possibility of slippage on the follow hand wheel.