DIN 931 Hexagon Head Bolts with Partially Threaded Shank DIN 931 is the German standard for hexagon head bolts featuring a partially threaded shank (half thread). The unthreaded shank shares the same ...مشاهده بیشتر
پیام های بازدید کنندهپيغام بذاريد
هنوز اظهارات عمومی وجود ندارد
High Reliability OEM ODM Customizable DIN931 External Hexagonal Screws