Mitsubishi Pencil uni ballpoint pen refill friction jet stream ink black of oil-based ultra-low 0.7mm [Set 10] SXR-80-07

Oil-based ballpoint pen refill jet stream 0.7 black set of 10 Compatible products: Jet Stream SXE3-400-07 / Jet Stream 2 &1 MSXE3-500-07 / Jet Stream 4 &1 MSXE5-1000-07 / Pure Malt MSXE3-1005-07 / Pure Malt MSXE5-2005-07 This is a set of 10 pieces.