SEMS are threaded fasteners which combine and captivate one or more washers onto a screw. They are assembled with speed and precision, eliminating costly hand assembly and improving production efficiency and quality. The screw and washer are permanently attached, but the washer rmore...
Hex head tapping screws with captive flat washer Slotted round head tapping screws with captive flat washer Hex head tapping screws with captive flat washer Slotted round head tapping screws with captive flat washer more...
