A brass coupler with a size specification of "2.3-4mm" typically refers to a coupling component designed to connect shafts or rods with diameters within the specified range. In this case, it is suitable for connecting shafts with a diameter ranging from 2.3mm to 4mm.
A brass coupler with a size specification of "2.3-4mm" typically refers to a coupling component designed to connect shafts or rods with diameters within the specified range. In this case, it is suitable for connecting shafts with a diameter ranging from 2.3mm to 4mm.