The length is 2.6 inches/6.5 cm, the head diameter is 0.15 inches/0.5 cm, and the diameter of the tip is 0.008 inches/0.01 cm. Portable sizes are suitable for use with classified instruments. These ca glue tips tubes are made of excellent plastic + soft surface + precise container head, smooth and sturdy, easy to extrude, and precise control of the amount of extrusion. You will get 300 pieces of AC compatible precision glue, you can cut and use it according to the diameter you need. Just install them directly on the glue, slowly squeeze the glue to the thin end, prevent the glue from spilling and prevent fingers from sticking to the glue, protect hands better. These glue tips are perfect for small crafts, paper crafts, quilling, architectural models, car models, clocks or guitar interiors, shoe sole repair, artistic hobby and small parts, Weight: 0.20502990366 pounds, Manufacturer: Faeymth