This is just an FYI so do with it as you please.
If you are looking for replacement dispensing tips like those shown below for your favorite uv setting acrylic resin bottles, there are numerous online sources for you to choose from.
Plastic Tapered Needles
Blunt Dispensing Needles
Angled Dispensing Needles
Syringe Tip Caps (These will cap off the bottles cover)
These needles and cap tips have a LUER thread on the end.
These parts are generally used in the dental and electronics industries.
Here is a source where i bought replacements from