31.0mm wide, 1.5m long Shrinks when heated to allow easy cable identification High quality genuine Brother cassette Ensures durable, easily readable results Suitable for cables between 6.3mm and 20.0mm in diameter Shrink ratio 3:1 Brother HSe-661E Black on Yellow Heat Shrink Tube Tape31.0mm. Suitable for cables between 6.3mm and 20.0mm in diameter.This 31.0mm black on yellow HSe-661E tape cassette has been designed specifically for the marking and identifying of cables, fibre and wires with an outside diameter of 6.3mm-20.0mm.When the printed tube is placed over a cable and heated with a heat gun, the tube shrinks down, gripping the cable tightly. No adhesive is needed, ensuring that even in warm environments the heat shrink tube will not unpeel from the cable.Compatible with a range of our P-touch printers, this genuine Brother HSe-661E tape is an essential part of any electricians toolkit and offers clear labelling that helps you meet safety requirements and do your job more effi