nuts. Note: 1. Due to manual measurement, the size may be slightly different. Thank you for your understanding. 2. Due to different light conditions and different monitors, item color displayed in photos may be showing slightly different from real object. Specifications: Color: Silver Material: Chrome Vanadium Steel Inner Depth: 34mm Total Length: 80mm Carrying Case Size: 23184.5cm / 9.067.091.77in (LWH) Packing Size: 23184.5cm / 9.067.091.77in (LWH) Net Weight: 1300g / 45.86oz Gross Weight: 1300g / 45.86oz Size Outer Diameter Inner Diameter 5.5mm 11mm 5.5mm 6mm 11mm 6mm 7mm 11mm 7mm 8mm 12mm 8mm 9mm 13mm 9mm 10mm 14mm 10mm 11mm 17mm 11mm 12mm 18mm 12mm 13mm 19mm 13mm 14mm 20mm 14mm 15mm 20mm 15mm 16mm 22mm 16mm 17mm 24mm 17mm 18mm 26mm 18mm 19mm 26mm 19mm Package List: 15 * Bit Socket 1 * Carrying Case