Globe Scientific's nonsterile transfer pipettes are designed for measurements, these pipettes feature molded-in graduation marks that will never fade or wash off. Transfer pipettes are packaged in a dispenser box. This convenient box is small and compact and works well for bench-top use. The hinged front panel opens for quick access to the pipettes and can be closed when not in use to keep the contents clean. - 160-millimeter pipette has 7 mL capacity with 0.5 mL graduations up to 3 mL.. 3.2 mL bulb draw with 20 drops/mL. Stem diameter is 7.9 millimeters; tip diameter is 3 millimeters.. Made from a custom grade of low-density polyethylene (LDPE), these unbreakable one-piece pipettes are used to draw and dispense liquids in controlled, reproducible drop sizes..