The GraphGear series offers students and professionals automatic drafting pencils for technical drawing and general writing. The 300 series has a sturdy Metal clip, built in texture metal grip and 4mm fixed sleeve. Available in .3mm (orange), .5mm (black), .7mm (blue) and .9mm (red). The 500 series has a metallic mesh grip on a slim, beveled barrel with a 4mm fixed sleeve. It is available in .3mm (bronze barrel), .5mm (black barrel), .7mm (blue barrel) and .9mm (silver barrel) points. The 1000 series has a finely chiseled metallic grip inlaid with soft rubber pads in accent colors. Available in .3mm (bronze), .5mm (black), .7mm (blue) and .9mm (gold). A dual-action retractor advances and retracts pencil tip.