Combination Padlock Steel body Material: Brass Combination lock cylinder mechanism Size: 40mm Tessi 40Mm Brass Combination Padlock | Tecom40 The 40mm brass resettable combination padlock is a great lock for lockers and hasps that require a medium to large lock body and shackle. The re-settable combination makes it less likely for the user to forget the combinationand eliminates the need for carying keys - particularly useful if going to the gym!