Product Details: You will receive 20 pcs pen refills, all with black ink, 4.5 inches/11.5 centimeters in length, and a 1 mm medium tip
Smooth Writing: Our ballpoint pen refills have smooth, consistent ink and a medium nib for smooth writing on paper
Premium Material: Our pen refills are made of durable metal for long-lasting use, ensuring your writing is clear and sharp
Replacable Refills: Sized to fit many popular brands of pens, providing a cost-effective way to write and replace refills on a daily basis
Wide Applications: The pen refills for twist pens is perfect for everyday writing such as taking notes, journaling, taking minutes or signing documents
