20mm Aluminium Combination Silver ABUS Padlock are solid, precision locks that therefore do the job you need. Ma ade from aluminium the 30mm Aluminium Combination silver ABUS padlock can therefore be engraved for dentification purposes. Thus they are great for Schools and Businesses that need to buy in bulk for whatever application you need. Therefore, making our padlocks ideal for securing luggage, at the gym, school, and tool boxes because you therefore don’t need to carry a key, just set your 3-digit number combination yourself..