The QQP series pneumatic spiders are mainly applied to hold the drill pipes and tubings for their couplers fastening and removing during the oil well repairing operation. The slip body lifting and loweing action are activated by the cylinder, which is driven by the compressed air, thus it largely reduced the workers working strength and increased the working effect. It is safety and reliable and easy in operation and rational in structure, which is an ideal tool for the oil well repairing operation.