GRIP MATIC - Mechanical Pencils. The lead in the GRIP MATIC mechanical pencil is advanced automatically, no button-pressing necessary. The comfortable rubber grip zone makes writing a pleasure. The GRIP MATIC features a twist-out eraser in the end cap. The lead can of course be fully retracted so it can be carried in a pocket. Break-resistant lead due to lead sleeve. With rubber grip for secure, non-slip grip. Integrated eraser. Lead advances automatically – no need to push it out.