Of application in processes of assembly by screwing between a plastic piece and a supporting base, for example a bodywork, from which a fastener stands out perpendicularly.

• 一种应用于将塑料工件和如车身的支撑基底拧紧在一起组装过程的快速紧固螺帽，紧固件从支撑基底垂直伸出。