pressure activated auto lancet 1)CE,ISO13485 and FDA 2).from 21G,23G , ... -bevel points 4).OEM. pressure activated auto lancet is combined with lancet and lancing device .With the needle and the spring connection, twist ... . Type21G23G28G30GSpecification2.2mm 2.2mm1.8mm 1.6mmColor GreenYellowPurpleBlue pressure activated auto lancet(CE,ISO13485,CMDCAS,FDA,GMP)