Vibration, either from inside or outside a building, can make ordinary fasteners loosen and back out. FAB-LOK fasteners combine a slotted aluminum sleeve and fastener to provide high resistance to vibration loosening. Excellent for use with insulated panels.
Features & Benefits:
Hex washer head machine screw assembled to a slotted aluminum sleeve and EPDM sealing washer
After tightening, clamping tines remain in place even if screw is removed