Hex Nut, 0.5mm (Fine), Steel, Zinc, 100 PK

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The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.

A flat washer is a thin, usually round, plate with a hole in the middle that is normally used to distribute the load of a threaded fastener.Flat Washer, For Screw Size 5/8" ,Steel Zinc Plated Finish, 20 PK SAE flat washers are machined to a tighter specification and have a smaller outside diameter..

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.Insert bits are short driver bits that are most commonly placed in an extension adapter.

Lath screws, also known as modified truss screws, have a large, low-profile head.Sheet Metal Screw, #8 x 1/2 in, Zinc Plated Steel Truss Head Phillips Drive, 100 PK They often feature a self-piercing or self-drilling point..

Hex nuts are used to secure and fasten the threaded portion of most machine screws and bolts..

. A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank.M6-1.00 x 16 mm Phillips Flat Machine Screw, Plain Stainless Steel, 15 PK Machine screws are used in fastening nearly all types of hard materials.

Hex nuts are used to secure and fasten the threaded portion of most machine screws and bolts..

Especially useful in metal-to-metal or where heavy duty fastening is required. A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank.M6-1..