Rotring 600 3-in-1 Multicolor Pen and Mechanical Pencil, Switches Between 2 Ballpoint Pen Fine Point Tips (Black and Red Ink) and 1 Mechanical Pencil

3-in-1 multicolor pen and mechanical pencil makes changing writing modes quick and easy Brass mechanism delivers precision lead advancement Fixed lead

The Epic Refill Reference Guide: Rollerball, Gel and Ballpoints - The Well-Appointed Desk

Rotring 600 Metallic Ballpoint Pen Medium Point Black Ink Rose Gold Barrel Refillable 1 Count : Office Products

Rotring 600 3-in-1 Multicolor Pen And Mechanical Pencil, Switches Between 2 Ballpoint Pen Fine Point Tips

Rotring 600 3in1 Multi Function Pen Black 212116

Rotring 600 Drafting Pencil - 0.5 mm - Madder Red

Here's what I think of the Rotring 600 3-in-1. : r/mechanicalpencils

rOtring 600 Mechanical Pencil 0.5 mm Silver Barrel Brazil

rOtring Trio Ballpoint Pen with 0.5mm Mechanical Pencil, Silver Body (SO502715)

This full-metal multi pen is a feat of engineering -- it contains red ballpoint ink, black ballpoint ink, and a mechanical pencil! Visually similar to the one-color rOtring 600 Ballpoint Pen, it features a full metal body with a matte finish. The metallic-mesh grip delivers a controlled and comfortable grip, and the sleek and industrial design of this pen combines great form with even better function.

Rotring 600 3-in-1 Ballpoint Multi Pen - Blue