PENCIL,MECH,PRECISN 305,0.7 Sold as 6/PK. Precision 305 Metal Barrel Mechanical Pencils feature an antimicrobial rubber grip with Agion technology. Recommended for use in all public facilities and wherever pencils are shared by multiple users. All-metal construction is lightweight and durable. Rubberized grip and eraser are made using latex-free rubber to avoid potential allergies. Pencil barrel is silver with black accents and grip, and has a sliding sleeve to protect lead.