#2 External Tooth Lock Washer Zinc 1032 This 1/2-13 x 1 1/4

This 1/2-13 x 1 1/4 Hex Cap Screw is made of Grade 5 steel and has a zinc coating for corrosion resistance

The 5/8-18 x 4 1/2 Hex Cap Screw Grade 8 Yellow Zinc is a high-strength fastener designed for use in demanding applications

This 1/2-13 x 3 1/2 Hex Tap Bolt is made of Grade 8 steel and has a fully threaded design

and the lag thread ensures a strong hold

Type 1 Plain

#2 External Tooth Lock Washer Zinc 1032 This 1/2-13 x 1 1/4#2 External Tooth Lock Washer Zinc is a thin, toothed washer that is placed under the head of a bolt or nut to prevent it from loosening. The teeth of the washer bite into the surface of the bolt or nut and the material it is fastened to, creating a secure hold. This type of washer is commonly used in automotive, construction, and industrial applications where vibration or movement could cause a fastener to loosen. Zinc plating provides corrosion