the 3D model consists of versions for the size of 75 -100 mm and versions of 150 mm above,the sizes are conditional , you choose what size of the doctor you need ,I added this for an example of how thin the syringe will be .I would be very grateful if you would share where you are using my 3D model, Also ,if you are satisfied with the purchase, please do not forget to rate and leave me a decent review.

If you want to use a 3D model for 3D printing,please check the model and if it needs any settings, you can contact me.