URBEST 20Pcs Female Spade Cable Wire Terminals for 2.8mm Connectors High quality brass plating: Female spade connectors made of brass plating, oxidation resistance, Quality material for durable use. Copper barrel ensure excellent wire contact to increase the conductivity Wildly Application: Widely used in car/boat speaker, machinery, electric power, home appliance, computer and etc. Insulating Sleeve: These crimp terminal comes with transparent insulating sleeve that have feature of insulation, safe and reliable to use Multiple Sizes6.3 Brass crimp terminal,compatible wire:0.75-2.5mm(AWG 18-14)4.8 Brass crimp terminal, compatible wire: 0.75-2.5mm(AWG 18-14)2.8 Brass crimp terminal, compatible wire: 0.5-1.5mm(AWG 22-16) Easy storage: 6.3 brass crimp terminal(55pcs), 4.8 brass crimp terminal(55pcs), 2.8 brass crimp terminal(55pcs)and comes with a plastic box, easy storage