PERFECT HANDLING – FROM EVERY SIDE. WITH A ROUNDED-TIP TRAPEZOID BLADE. The SECUPRO MAXISAFE has been making an impression for more than 15 years due to its lightness and wide range of applications. The safety knife has now reached new levels of ergonomic design. Just hold the 3-sided slider in your hand and try it out ... notice the difference? And it still has all the tried and tested features – such as fully automatic blade retraction and a robust handle made from high-quality plastic.