Do you still have some old puncture-style refrigerant cans in the garage, but can no longer find puncture-style dispensing equipment? Is your local liquidator selling puncture-style cans for a fraction of the price of self-sealing? Does your business use a variety of refrigerant cans (R-12?  R-134a?  R-1234yf?  Small cans?  Tall cans? Oil Charges) but doesn’t