#4 Internal Tooth Lock Washer Zinc WIB The 3/8-16 x 5 1/2

The 3/8-16 x 5 1/2 Carriage Bolt Grade 5 Fully Threaded Zinc is a high-strength fastener designed for use in a variety of applications

The bolt's full threading allows for maximum engagement

The coarse threads provide strong gripping power

25mm and a length of 70mm

#4 Internal Tooth Lock Washer Zinc WIB The 3/8-16 x 5 1/2#4 Internal Tooth Lock Washer Zinc is a thin, circular washer with teeth on its inner diameter. It is designed to be placed under the head of a screw or bolt to prevent it from loosening due to vibration or other forces. The teeth of the washer bite into the surface of the screw or bolt, creating a secure hold. Internal tooth lock washers are made of zinc plated steel, which provides corrosion resistance and durability. They are commonly used in