Professional HP Officejet 2620 compatible color cartridge refill kit designed for cost-effective printing. This comprehensive refill system includes 50ml each of cyan, magenta, and yellow premium-grade inks, perfectly formulated for compatible HP cartridges. The kit contains everything needed for easy DIY refilling: cartridge cleaning solution, precision injectors, vacuum filling apparatus, and protective powder-free gloves. Compatible with HP Officejet 2620 series printers and all standard compatible cartridges. Achieve exceptional page yield and vibrant color output while reducing printing costs by up to 80%. Professional-grade tools ensure proper ink distribution and prevent leakage. Note: Original cartridges not included - use your existing compatible cartridges with this premium refill kit.