12-24 x 3/8 Unslotted Hex Washer External Sems Machine Screw Fully Threaded Zinc 1/4-20x1/2 8-32 Hex Nut Nylon is

8-32 Hex Nut Nylon is a type of fastener used to secure bolts and screws

This 7/8-9 x 4 1/2 Square Head Machine Bolt Plain is a high-quality fastener designed for various industrial and construction applications

Its hex shape allows for easy tightening and removal using a standard wrench or socket

With their hexagonal head and full threads

The conical shape of the nut helps to prevent it from loosening due to vibration or movement

12-24 x 3/8 Unslotted Hex Washer External Sems Machine Screw Fully Threaded Zinc 1/4-20x1/2 8-32 Hex Nut Nylon isThese 12 24 x 3 8" Unslotted Hex Washer External Sems Machine Screws are fully threaded and made of zinc plated steel. They have a hex washer head with an external star washer and are designed for use in a variety of applications. The zinc plating provides corrosion resistance, making them suitable for both indoor and outdoor use. These screws are commonly used in automotive, construction, and manufacturing industries.