【Organized Portable Storage】Includes a molded case with labeled compartments for orderly adapter storage, making it easy to transport and loss during mobile repairs 【Premium Alloy Construction】Made from alloy with oil resistant rubber seals, these adapters resist and wear while leaks for good in professional workshops 【Leak Proof Precisions Design】Each adapter features exact thread specifications to tightly fit transmission ports, ensuring secure connection that messy spills during oil changes 【Universally Vehicle Compatibility】This 15 piece transmission oil filler adapter set fits mainstream brands transmissions for precisely fluid changes across multiple vehicle models 【Efficient Workshop Solution】Directly connects to transmission ports without modification, streamlining oil filling when paired with service machines to save valuable repair time, Manufacturer: Oxxggkao