CEYE For Brother LC17 LC71 LC40 LC73 LC75 LC77 Genuine Ink Cartridge Refill Tool Kits You are looking at the best Ink Refill Tool/solution on the market currently. This tool allows you to use your existing Brother Brand cartridge and fill it up with ink, without drilling, holes, or anything else The price of genuine ink cartridge is too high, how to decrease and save the cost of printing is our concern! You can use this tool to refill your empty genuine ink cartridge It is easy refilling, high quality and environment friendly choice This tool allows you to add ink and remove oxygen from the cartridge, and get the optimum pressure needed for the best printing quality It is truly a money saving and environment friendly DIY refilling product