DescriptionThese rivet nuts are made of stainless steel material, safe and durable, with high hardness, making it last longer than other nuts of other materials. Compact size and light weight, threaded design, these rivet nuts can be installed in various kinds of material including steel, plastic and fiberglass.Features- Color: silver. - Material: stainless steel. - Size: 1.10X0.90X0.90cm/ 0.43X0.35X0.35inch. - Specification: M4. - Made of stainless steel materials, safe and durable, high hardness, can be used for long time. - These rivet nuts can be used for fixing in various kinds of material including steel, fiberglass and plastic, etc. - Good for fields like automotive, furniture, decoration and other electrical and industrial products. - Threaded design, suitable for a variety of thickness of the material, riveting firm with high efficiency, much more convenient to use. - Anti-rusted and strength enough to use, no burrs, you can use with peace of mind.