Ingufuri y'Ivalisi No Screw ni ingufuri y'ivalisi yateguwe kugira ngo iterane mu buryo bunoze kandi ikorerwe ubusanasana byoroshye. Iyi ngufuri igizwe n'ibice bibiri bitandukanye: umubiri w'ingufuri n'igikonoshwa cy'ishingiro kirinda gusubira inyuma, byomatanywa nta misumari ipfundikirwa (screws) ikoreshejwe. Igice gifunga kinyerera kikinjira ku gikonoshwa cy'ishingiro bituma gishyirwaho vuba kandi mu buryo bwizewe, ibyo bikaba bifasha ikoreshwa ry'imashini mu musaruro. Umukono uherekeza uwo mukoro wo gutandukanya ibice byombi utuma ubusanasana budakenera ibikoresho cyangwa ubufasha bw'umuhanga. Ibirenze 80 ku ijana by'iyi ngufuri bikozwe muri ABS yoroheje, ihangana n'imikubitwa no gukoroka kandi ikongera uburemere buke cyane ku bagenzi.
Izina ry'umushinga : No Screw, Izina ryabashushanya : YiF Lock Company Limited, Izina ry'abakiriya : YiF Lock Company Limited.
Igishushanyo gitangaje nuwatsindiye igihembo cya feza mu marushanwa yo kwerekana imideli, imyambaro n'imyenda. Ugomba rwose kubona ibihembo bya silver byegukana ibishushanyo mbonera bya portfolio kugirango umenye ubundi buryo bushya, bushya, umwimerere kandi uhanga, imyambarire n'imyenda.
