Features: It is designed to be easy to push (pull) and to match the outer diameter of the tube connection part of the one-touch fitting.Sizes can be differentiated by color.The rust-resistant stainless steel is treated with a "stainless steel oxide coloring film treatment" to make it even more rust-resistant.
Note While pulling the tube in the direction to remove it from the one-touch fitting, press the product against the one-touch fitting to remove the tube.
