This curved-tip needle is required to remove the ball seal on HP ink tank cartridges of the types listed below.

This product is solely intended for those who wish to refill their original HP cartridges, which is not recommended. Instead, we recommend the use of our refillable cartridges which have a bagless design (to prevent air from getting in your printheads) and have auto-reset chips enabling your printer to display the ink levels accurately.

Each refilling tool comes with the following:

• 1 Tool
• Easy detailed graphic instructions

This product is required to refill the original or compatible cartridge types listed below. This tool is not required to refill our refillable cartridges.

HP 10, 11, 12, 13, 18, 38, 82, 84, 85, 88, 88XL, 940, 940XL

C4804A, C4805A, C4806A, C4814A, C4815A, C4816A, C4817A, C4836AN, C4837AN, C4838AN, C4840A, C4841A, C4842A, C4843A, C4844A, C4902AN, C4903AN, C4904AN, C4905AN, C4906AN, C4907AN, C4908AN, C4909AN, C4911A, C4912A, C4913A, C4936A, C4937A, C4938A, C4939A, C5016A, C5017A, C5018A, C9385AN, C9386AN, C9387AN, C9388AN, C9391AN, C9392AN, C9393AN, C9396AN, C9412A, C9413A, C9414A, C9415A, C9416A, C9417A, C9418A, C9419A, C9425A, C9426A, C9427A, C9428A, C9429A, CH565A, CH566A, CH567A, CH568A