5 mm tip would already feel too thick

Case: hard-shell display case

Also have a look at MTN Liquid Paint Silver 200 ml and MTN Liquid Paint copper 200 ml

Metallic Pink

krink k 66 paint steel ball marker DEFS 5 mm tip would alreadyThe KRINK K 66 has a 4 mm metal tip that can deal with even the toughest surfaces. The marker itself is made of soft plastic so you can control the flow of paint by squeezing it. KRINK K 66 is filled with a relatively thick alcohol based opaque paint that produces smooth lines and can be used on all materials and surfaces. It was developed for industrial labelling but has been adapted for graffiti by KRINK. The KRINK K 66 pens are available in seven