Feature: 1. 60 Pcs Wire Lugs: The set contains 60 pcs wire lugs, the specifications are SC25 8, SC25 6, SC16 8, SC16 6, SC10 8, SC10 6, SC6 8, SC6 6. 2. 80 Pcs Heat Shrink Tubes: The length of the heat shrink tubes is 40mm, which have 2 diameters, 10mm and 7mm, to meet your different needs. 3. Closed Design: The wire lugs with heavy structure improve high temperature durability, closed design can isolate moisture and ensure connection reliability. 4. Red Copper Made: These battery lugs are made of thick red copper, can be crimped well, with good conductivity, excellent thermal conductivity, and corrosion resistance. 5. Wide Usage: Horn mouth design facilitates the insertion of wires, the lug can crimp or weld various crimping terminals, equipped with transparent plastic boxes for easy use and carrying. Specification: Item Type: Wire Lugs Heat Shrink Tube Set Material: Red Copper, ABS Wire Lug Specifications: SC25 8, SC25 6, SC16 8, SC16 6, SC10 8, SC10 6, SC6 8, SC6 6 Heat Shrink Tube Size: Approx. 10x40mm/0.4x1.6in, 7x40mm/0.3x1.6in Applications: Widely used in solar energy systems, household appliances, automobiles, electrical industry, mechanical equipment, distribution boxes, batteries, inverters, etc.. Package List: 5 x SC25 8 Lug5 x SC25 6 Lug 5 x SC16 8 Lug5 x SC16 6 Lug10 x SC10 8 Lug 10 x SC10 6 Lug 10 x SC6 8 Lug10 x SC6 6 Lug30 x Black Heat Shrink Tube (D10x40mm)50 x Black Heat Shrink Tube (D7x40mm)1 x Storage Box Note: Connect after confirming the specifications.