1, complete models, applicable to a wide range of countries, 24 knife head, to meet most of the daily needs. 2、Built-in magnet, strong adsorption of the knife head, easy to change 3、Slide push cover design, one-handed operation is more convenient, high-quality drop-resistant plastic box 4, S2 high-strength alloy cutter head, high strength quenching processing, close bite, easy to disassemble without effort. 5、Close storage, no need to worry about the knife head scattered, lost