【New, Unused】 Mitsubishi Pencil Ballpoint Pen Refill Signo UMR-5 0.5mm Blue Black, set of 10. These refills are popular for their smooth writing feel. Perfect for planners, notebooks, studying, and work♪ Smooth yet smudge-resistant gel ink. Water-resistant and light-resistant, taking advantage of the characteristics of pigment ink. 【Product Details】 ・Manufacturer: Mitsubishi Pencil (uni) ・Part Number: UMR-5 ・Ink Color: Blue Black ・Ball Diameter: 0.5mm ・Compatible Products: Uni Signo Series Standard UM-100, UM-115 UM‑100.15 Eco Writer UM-100EW GP UM-115 【Sales Quantity & Price List】 Set of 5: 320 yen Set of 10: 520 yen Set of 20: 900 yen Set of 30: 1,300 yen Set of 50: 2,100 yen Set of 100: 4,100 yen We can accommodate orders of 100 or more. If you have a desired quantity, please let us know in the 【comment section】. We will create a 【dedicated page】 for you based on your request. Please note that the shipping method may vary depending on the quantity, including standard mail, Click Post, and Yuu Yuu Mercari. ★Bulk purchases are welcome! Please consider purchasing while supplies last♪ #UM-100 UM-115 #UMR-1 #UMR-5 #UMR-1 #SK-0.7 #K-0.7 #JF-0.5 #JK-0.5