2.2mm/0.09", 2.7mm/0.11", 3.2mm/0.13", 4.2mm/0.17", 5.2mm/0.2", 6.2mm/0.24". Wiring Way: Brass crimp connectors can be used to connect wires and cables, crimped or welded. Stud Size: 2.2mm/0.09", 2.7mm/0.11", 3.2mm/0.13", 4.2mm/0.17", 5.2mm/0.2", 6.2mm/0.24".