Si am cat mom
Member Since 2019
Not sure if this is super helpful, but I was having a hard time eyeballing the fine dosing measurements and found this. Didn't want to post in main health since that is viewed by those who have u-40 syringes possibly 
I am sure calipers are probably best but, I can't get the hang of them. This as a guide has helped me to try and be more consistent, today at least.
http://www.steverapaport.com/jock/SyringeFineGradations/
I am sure calipers are probably best but, I can't get the hang of them. This as a guide has helped me to try and be more consistent, today at least.
http://www.steverapaport.com/jock/SyringeFineGradations/