High quality material: the crimp terminals are made of copper + PVC + Tinplate, copper and Tinplate has good conductive property, PVC is the insulating material, not easy to crack, high quality, safe strong, fireproof.480pcs, 12 different specifications, 3 different colors (yellow, blue and red). Our crimp terminals include 12 different specifications to meet different operation needs, 3 colors, can help you distinguish them easily.Portable storage box is divided into 30 compartments, can be placed 12 different specifications of the terminal, clean and tidy, easy to use and carry.Our crimp connector set includes Ring Terminals, Bullet Terminals, Spade Terminals, Butt Connectors, Piggy Back Terminals, Disconnect Terminals, Quick Couplers, Female and Male Connectors .Widely application: it can be used for home, school, factory, workshop, warehouse, etc. Product description 480pcs Electrical Lugs, Flat Electrical Lug Connectors, Crimp Terminals for Protection and Cable/Wire Connection with Portable Storage Box V7003-3 Description: Insulated crimp terminals Matching crimp terminals and come with the portable storage box Specification: 480pcs assorted crimp terminals Colors: red (190pcs) + blue (190pcs) + yellow (100pcs) Material: copper + PVC + tinplate Matching crimp terminals include: Items & Quantity M4 ring = 40pcs (20pcs red + 20pcs blue) M5 ring = 50pcs (20pcs red + 20pcs blue + 10pcs yellow) M6 ring = 50pcs (20pcs red + 20pcs blue + 10pcs yellow) Ring M8 = 10pcs (10pcs yellow) Bullet Male = 50pcs (20pcs red + 20pcs blue + 10pcs yellow) Female Bullet = 50pcs (20pcs red + 20pcs blue + 10pcs yellow) Spade 250 female = 10pcs (10pcs yellow) Spade 250 male (semi-insulated) = 50pcs (20pcs red + 20pcs blue + 10pcs yellow) Spade 250 female (semi-insulated) = 40pcs (20pcs red + 20pcs blue) Spade 250 female (fully insulated) = 50pcs (20pcs red + 20pcs blue + 10pcs yellow) Butt Splice = 50pcs (20pcs red + 20pcs blue + 10pcs yellow) Piggy back 250 = 30pcs (10pcs red + 10pcs blue + 10pcs yellow)