Black MITSUBISHI UNI BALL SIGNO RT1 PEN / 0.38mm

Uni-ball Signo RT1: Smoothness in Ultra-Fine Lines Despite its ultra-fine tip, the Uni-ball Signo RT1 offers a remarkably smooth writing experience. Thanks to the new formulation of Signo ink and the elimination of the tip's edges, friction between the pen tip and paper is reduced, resulting in smooth writing. Its one-motion design seamlessly integrates the grip and shaft, with no noticeable joint lines. ・Size: Shaft diameter φ11mm x thickness 15.4mm x total length 141.2mm ・Knock type ・Ballpoint size 0.38mm