Short Catch Sucker Rod Overshot is mainly used for catching coupling where close to the fish top end,or the sucker rod body with a short length above the coupling.Short catch  sucker rod overshot has the characteristics of small in size,low cost,reasonable structure  design,convenient use and wide application,meanwhile when it works in excessive torque  condition,it can prevent overshot self-locking,so it effectively improve the success rate of fishing,which also improves the efficiency of fishing operations.