Combination Padlock Steel body Material: Brass Combination lock cylinder mechanism Size: 20mm Tessi 20Mm Brass Combination Padlock | Tecom20 The Tessi Brass Resettable Combination Padlock - 20mm is ideal for cases, backpacks, and other small hasp applications. The 'set your own' combination feature means the combination is unlikely to be forgotten and eliminates the need to carry a key around. Features Ideal size for luggage & backpacks Robust brass body Set your own combination 10-year guarantee