Specification Brand : TECKEEN BulletPoint1 : The copper connectors are made of high quality red copper and ensure good conductivity. BulletPoint2 : Due to the pickling process, the wire connectors will be more corrosion-resistant and anti-aging which ensure a long service life. BulletPoint3 : Seamless barrel design allows for maximum strength when crimped that prevents wire ends from fraying or breaking, which reducing the occurrence of hidden safety problems. BulletPoint4 : The wire ferrules kit is used widely in Home Appliances, Electric Power, Marine, Automotive, Computer Machines, or other Automatic Equipment. BulletPoint5 : 250pcs 7 sizes non insulated wire connectors kit in the package. That will meet your daily need and provide a easy and secure way to make reliable connections. ItemName : 250pcs 7 Sizes Non Insulated Wire Connectors Kit, Electrical Wire Terminal Assortment Kit for Wire ItemTypeKeyword : compression-fitting-ferrules Manufacturer : TECKEEN NumberOfItems : 1 PartNumber : YUPD467000000 ProductDescription : Features: The copper connectors are made of high quality red copper and ensure good conductivity. Due to the pickling process, the wire connectors will be more corrosion-resistant and anti-aging which ensure a long service life. Seamless barrel design allows for maximum strength when crimped that prevents wire ends from fraying or breaking, which reducing the occurrence of hidden safety problems. The wire ferrules kit is used widely in Home Appliances, Electric Power, Marine, Automotive, Computer Machines, or other Automatic Equipment. 250pcs 7 sizes non insulated wire connectors kit in the package. That will meet your daily need and provide a easy and secure way to make reliable connections.