We will see-bend is located within parts of the material. The material has a Groove to insert the o-ring ngakhao included with the material we will see from the joints of the machine parts or parts car.
We will notice the O-ring inside the piece of material. The material has grooves for O-rings and the combination with the material we are exposed to the joints of machine parts or automotive parts.
We noticed the ori existence within the piece of material. The materials are put into the groove to O-ring combination with the material we see from the fittings of machine parts or car parts.