Usage Tips:Comprehensive Twin Wire End Ferrules Kit: The 750-piece twin ferrules set include ferrules ranging from 0.5 mm² to 16 mm² in cross-section. Conducive to professional electrical connections, these ensure that every size is available without the need to order each individually. Diverse Size Range for Enhanced Versatility: 8 types of twin wire end ferrules: 0.5 mm² (110 pieces), 0.75 mm² (100 pieces), 1.0 mm² (100 pieces), 1.5 mm² (90 pieces), 2.5 mm² (100 pieces), 4 mm² (100 tlg), 6 mm² (75 pieces), 10 mm² (75 pieces) especially suitable for mounting and clamping 2 stranded conductors. Superior Electrical Conductivity: Made of high-quality copper, these ferrules boast excellent electrical conductivity. The surfaces are tin-plated to prevent oxidation, ensuring durability and maintaining connection integrity when teamed with a reliable crimping tool. Ideal for Various Applications: Suitable for use in electronic control current distribution, relay protection, power electronics, distribution cabinets, and machine tool devices, these double wire end ferrules are indispensable for any intricate electrical installations. Plastic box, random style, don't accept the specified Colour:Photo Color Material:Plastic + copper Package Contents: 750pcs Twin Wire Ferrules Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.