3M 6006 Multi Gas/Organic Vapor Cartridge

Cristal Ballpoint Pen features a clear barrel so you can see the available ink supply and a roll-proof, hexagon-shaped barrel for comfortable, controlled writing. Design includes a ventilated cap and brass bold point with tungsten carbide ball. Cap color matches ink color. Ballpoint pen delivers long-lasting dependability and smooth writing, and writes with consistent, sharp, effortless lines.