The G-TEC-C3 is one of the finest gel ink ballpoint pens. The G-TEC-C3 combines two revolutionary technologies: the superfine Hi-tecpoint and biopolymer gel ink. With a highly resistant tungsten carbide ball which retains its shape and is extremely hardwearing. Effectiveness and writing comfort thanks to the unique fluidity and ultra-softness of the Pilot gel ink. Pen with cap. Refillable : Yes Writing width : 0.15 mm, Tip size : 0.30 mm.