Yes, choosing the right needle size depends on the type of drug, the thickness of the substance to be injected, the depth of injection and other characteristics. Needles of different sizes may be used for different purposes.

Vers needles with different dimensions are used in different medical fields. This includes general surgery, dental surgery, biological research, collection of blood samples, injection of drugs and other medical procedures.

Depending on the type of needle and intended use, needles may be disposable or reusable. Some needles are designed for single use due to sensitive tips and the need for sterility.

The main difference between these two needles is their length dimensions. The 150 mm needle is longer than the 120 mm needle, which depends on the need and use.

Vers needles of different dimensions are used for injecting medicinal substances, collecting biological samples from the body, performing precise procedures or various surgeries in medical fields.