Parher JIC female swivel fitting itself is rotated 360 °

Parher JIC female swivel fitting itself is rotated 360 °, so about him, regardless. People around the mouth of the so-called spin, in fact, the direction of the thread, the thread that is the direction we swivel connectors at one end of the thread device is orthodontic, or anti teeth. So what is the orthodontist and anti-tooth it? In our mouth said left-handed, he is anti-tooth tightened when connected to rotate counterclockwise. Instead handed is an orthodontic clockwise tightened. So when you purchase a female swivel fitting, often figure out what is spin around, it is easy to cause the machine can not purchase and anxious.