The nozzle size is marked with Dot' s quantity, 0.25 (0 dot); 0.4 (3 dots); 0.5 (6 dots); 0.6 (4 dots)
Nozzle size: 0.25 mm, 0.4 mm, 0.5 mm. 0.6 mm
Made of hardened steel material, CNC machined with high precision
Package: 1pc 0.25 mm, 1pc 0.4 mm, 1pc 0.5 mm, 1pc 0.6 mm.