Knurled thumb screws 658

This is a knurled screw with a fully threaded plastic collar. It is an exclusive Bülte reference.Its base is widely split and the grooves applied around the perimeter of the base provide the necessary grip. We offer it in natural nylon as standard.

此为一种带全螺纹塑料护套的滚花螺钉，属于Bülte的独特参考设计。其底部呈宽幅分裂状，周边施加的凹槽能够提供必要的抓握力。我方提供标准款的自然尼龙色。