Description: [Part Number]: BPV-31 Piercing Valve Kit. [Fitment]: The refrigerator tap valve is used for 6 to 10MM copper tubes. [premium Material]: The piercing valve is made of premium zinc alloy material, wear resistant, sturdy and premium to use. [good Quality]: Professional manufacturing piercing valve kit, good quality replacement part, stable performance, has a long service life. [Easy Installation]: The piercing valve line tap valve kit is easy to install with the attached wrench tool, compact design, and space saving. Specification: Notes: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your and light brightness Size Chart: used for 6 to 10MM copper tubes Package Includes: 1 Line Piercing Valve Kit Note: Please allow slightly errors 1-2cm differences due to manual measurement.