Bolt Nuts or Sleeve Nuts

Bolt Nut is a kind of fastener that have both the bolt and nut's function. It looks like a bolt with bolt thread or some times without, but further has internal thread (female thread) that works like a nut. This kind of bolt nut usually used in some special machines and tools. Bolt nut normally cold forged from low carbon steel or stainless steel, after externally threaded then drill a hole further to internally threaded.

Sleeve nut is a bolt nut like fastener but without the external thread. It has a long body used to couple rods and provide some degree of length adjustment. It is stronger than the corresponding connecting rod of the same materials. It is produced from hexagonal or round bars.

Hex Bolt-Nut, Bolt Size M6x30, Nut Size M3 Material: C1035 carbon steel Finish: yellow zinc plated Head and bolt dimensions compliance with DIN933	Hex Bolt-Nut, Bolt Size M6x45, Nut Size M3 Material: C1035 carbon steel Finish: Black Oxide and Black Zinc Plated Head and bolt dimensions compliance with DIN931

Sleeve Nuts and customized bolt-nut