Glue pen set, 3pcs. Three specialised tips for intricate projects. 4.0 mm chisel nib - perfect for precise, straight lines. 0.7 mm ballpoint nib - the best for inticate detail. 3.0 mm bullet nib - ideal for wide area coverage. Our versatile glue pen set is perfect for all of your crafting needs, and, with three sizes of nib included in the set, we have all of your adhesive requirements covered.