Refill Tool, Snap compatible with HP 56 (C6656A), HP 27 (C8727A), HP 21 (C9351A), HP 57 (C6657A), HP 28 (C8728A), HP 22 (C9352A), Lexmark 16 (10N0016), Lexmark 17 (10N0217), Lexmark 26 (10N0026E), Lexmark 27 (10N1127) Refill Tool Snap compatible with HP 56 (C6656A), HP 27 (C8727A), HP 21 (C9351A), HP 57 (C6657A), HP 28 (C8728A), HP 22 (C9352A), Lexmark 16 (10N0016), Lexmark 17 (10N0217), Lexmark 26 (10N0026E), Lexmark 27 (10N1127)