... installation, easy operation, complete functions, high automation, low labor intensity Type QW Pneumatic Clip is an ideal wellhead mechanized tool with ... labor intensity, and can improve the drilling speed. Type QW Pneumatic Clips Technical Specifications and Parameter TypeQW-175QW-205(520)QW-275QW-375Rotary ... .5*23Φ20.5*23Φ27.5*23Φ19*24WeightKg4406201020920lb970137022502030 Type QW Pneumatic Clips