WIDELY ADAPTABLE-BPV31 Piercing Valve is suitable for 1/4 inch, 5/16 inch, 3/8 inch outer diameter air conditioning pipes,Refrigerant access valves can be used to replenish refrigerant for R22, R410a, or R134a pipe lines, ensuring smooth operation of the refrigeration system
EASY to USE-The Bullet Piercing Valve and the 1/4 SAE Service Access can be used together is good for vacuum, inflation, pressure checks and other applications air conditioner refrigerant system
SIZE-AC Service Access Valve Thread x OD: 1/4'' SAE x 1/4'' O.D Length: 4inch stem, Tube Thickness: 0.027inch/0.7mm
DURABLE MATERIAL-The BPV31 bullet through valve is made of zinc alloy, and the Access Service Valve Kit is made of high-quality brass. Both materials are wear-resistant and rust resistant, with a durable design and long service life