24/410 Bottle cap with 1/2 in. 20g Fine tip. Designed to fit onto other products bottles such as Elmers Glue, Mod Podge, and more. Does not fit other Fineline™ Applicator bottles. Fineline Needle Applicators are stainless steel applicators that use the Fineline air-tight non-clogging cap wire closure system to insure that the applicator and your preferred media are always ready for immediate use. This package contains three 20 gauge (.5mm) dispensing tips with a 24/410 cap.