Labelling tape cassette compatible with BROTHER - M-K221 MK221 M221 M-K221BZ M-K221SBZ - Free UK delivery – Printing Saver
How does a label maker work? - Features & Teardown of the Brother P-Touch PT-65 - YouTube
Upwinning M-K221 Replacement for Brother P-Touch 9mm M Tapes M221 MK221 Black on White Labels Tape Work with Brother Ptouch PT-55 65 70 80 85 90 95 100, 2-Pack : Amazon.co.uk: Stationery & Office Supplies
File:Brother P-Touch 65 Label Maker Mechanism.jpg - Wikipedia