Specifications: Material: Tinned Red Copper and Nylon Package Quantity: 375 PCS Terminal Type: 2.8 mm, 4.8 mm, 6.3 mm Detailed Dimensions: 2.8 Type: Inner Diameter: 2.8 mm, Thickness: 0.25 mm Male), 0.5 mm (Female) Compatible Wires: 0.5-1.5 mm2 (AWG 22-16) 4.8 Type: Inner Diameter: 4.8 MM, THICKNESS: 0.00 35 mm Male, 0.5 mm (Female) , Fit Wire: 0.75-2.5 mm2 (AWG 18-14) 6.3 Type: Inner Diameter: 6.3 mm, Thickness: 0.4 mm (Male) , 0.8 mm (female) , Fits Wire: 0.75-2.5 mm2 (AWG 18 Package Includes: 45 pcs mm Male Spade Terminals 45pcs x 2.8mm Female Spade Terminals 45pcs x 2.8mm Insulation Sleeves 45pcs x 4.8mm Male Spade Terminals 45pcs x 4.8mm Female Spade Terminals 45pcs x 4.8mm Insulation Sleeves 35pcs x 6.3mm Male Spade Terminals 35pcs x 6.3mm Female Spade Terminals 35pcs .3mm insulation sleeve Total Quantity:375pcs Application: Spade wire crimps are easy to clean and widely used for quick connect/disconnect of consumer electronics, car/boat speakers, van speakers, automotive, battery audio systems or rocker switches. Note: Small parts should be kept away from children under 6 years old.