Tombow Mono Knock Eraser Refill 4 Pack Round

Keep your precision erasing tool performing at peak efficiency with this 4-pack of replacement refills engineered for the Tombow MONO Knock Eraser. Each refill loads seamlessly into your pen, delivering consistent, clean erasure for detailed work on sketches, technical drawings, fine art, and more. Maintain your workflow without interruption. (Eraser tool sold separately.)