Individual Packaging - Each is individually sealed packaging, clean, safety, healthy and easy to carry, if reused, wash after each use.
Easy to Push/Pull - The plunger is easy to pull and push, and will hold fluid without leaking. The plunger can pull right out of the back and the rubber seal can be taken off for cleaning as well.
Multipurpose Tool - Work great for power steering brake fluid, motorcycle, cars cleaner, engine oil, measuring out hydroponic nutrients for gardens, plant. transmission fluid, the carb cleaner.
Scope Application - for hobby, household, experimental or industrial use, can be used for the injection and discharge of gasoline or frozen liquid in the car, filling glue, ink, lubricant, etc.