This is a set of 5 (Five) Haltec H-5265 standard bore lock on air chucks. These are specially designed air chucks that lock onto the cap threads of a Standard Bore valve stem when the sliding sleeve is pushed to the forward position.
The 5 H-5265 Standard Bore Grip Lock On Air Chuck is ideal for plumbing and pipe fitting industries where a reliable air chuck is needed for tasks requiring torque control and high-pressure operation.