5/16-18 x 2 Unslot Ind Hex Washer Serrated Thread Cutting Scr Type F Full Thrd Zinc & Bake NHC5 and an unthreaded portion below

and an unthreaded portion below the head that acts as a washer

and the full thread design provides excellent holding power

The 8-32 x 5 Slotted Pan Machine Screw Fully Threaded Zinc is a versatile and durable fastener designed for a wide range of applications

this washer ensures a secure and reliable hold

It has a round head with a square neck that prevents the bolt from turning when tightened

5/16-18 x 2 Unslot Ind Hex Washer Serrated Thread Cutting Scr Type F Full Thrd Zinc & Bake NHC5 and an unthreaded portion below5 16 18 x 2 Unslot Ind Hex Washer Serrated Thread Cutting Scr Type F Full Thrd Zinc & Bake is a type of screw that is used to fasten two pieces of material together. It has a hexagonal head with a washer like flange underneath, and a serrated thread that cuts into the material as it is tightened. This type of screw is often used in applications where a strong, vibration resistant connection is required. It is also commonly used in automotive and