Hexagon Head Bolt And Serrated Lock Washer internal Teeth Assemblies
Washers are hel in place under the screw head by the rolled threads; they will not fall off and are free to rotate.
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Washers are hel in place under the screw head by the rolled threads; they will not fall off and are free to rotate.
Available in a wide range of different types and sizes including screws, bolts, nuts, rivets and security fasteners,