<br>Coopay 960 Pieces Lead Refills 0.7 mm HB Break Resistant Mechanical Pencil Refills, 12 Pack Per Tube, 80 Tubes(0.7 mm) <br> <br>Common size: <br>Universal size at school or office, these lead refills can work well with 0.7 mm lead mechanical pencil; The details it wrote down can be scanned by machine. <br> <br>Wide applications: <br>Suitable for all general writing applications such as notes, letters, and you can use it for office, classroom, home and other occasions. <br> <br>Specifications: <br>Quantity: 80 tubes (960 pieces) <br>The diameter of a lead: 0.7 mm <br>The length of a lead: 60 mm <br>Color: black <br> <br>Package includes:  <br>960 x HB black lead refills (0.7 mm) <br> <br>Note: <br>Please confirm your pencil suitable for 0.7 mm before ordering. <br>please keep the pencil lead tip short to prevent refills from breaking when writing. If you have any problem of our product, you can email us and we would be delighted to help you.