Kokuyo WP Finewriter Pen Refill - Blue Black

The replacement refill for the WP Finewriter, in blue-black. Because the Finewriter's resin capillary tip is built into the refill itself, each replacement restores both the ink and a fresh writing point — so the pen never develops a worn or splayed tip the way a fixed-point pen eventually can. Notable Includes the writing tip, not just the ink — every refill is effectively a new point Same blue-black ink and fine line as the pen ships with Drops into the WP Finewriter body; no tools needed Specs For: Kokuyo WP Finewriter Ink color: Blue-black Tip: Fine point Refill size: 6 mm diameter × 111 mm length Origin: Made in Japan