6pcs Original Xiaomi Mijia 0.5mm Black MiKuni Ink Refill For Xiaomi Metal Signing Pen

Seller product description

Features: 0.5mm high precision tungsten carbide ball, provide a fluent writing. High flow ink design, hard to break ink, specially for a smooth and coherent writing experience. Only suit for xiaomi metal signning pen Speciofication: Nib:0.5mm Ink color:bl