usus.pi polar mechanical pencil with MAGNETIC MECHANICS SYSTEM made of aluminium with ceramic coating (anodized) BERLIN DESIGN The Original +++ USUS MECHANICAL PENCIL with MAGNETIC ACTUATING SYSTEM +++ German brand quality MADE IN BERLIN Sensational FUNCTION and puristic STYLE from Berlin design scene +++ unique LEVER FUNCTION Worldwide unique and PATENTED MAGNETICAL SYSTEM +++ DURABLE DESIGN of anodised AIRCRAFT ALUMINIUM Lever action works with HIGH TECH MAGNET of Neodymium +++ Durability of usus magnets: 10.000 YEARS Included: Writing instrument with exchangeable MECHANICAL PENCIL CARTRIDGE (0.7 mm leads) +++ included in box: LARGE CAPACITY REFILL black (ballpoint Parker style) +++ comes in high-quality GIFT BOX