These Faithfull Padlocks have a brass body and steel shackle They have a self-locking action These Faithfull brass bodied padlocks provide an excellent level of security Each lock features a high strength brass cylinder mechanism that is accurately machined durable and rust resistant They have stainless shackle springs and a steel shackle All locks above 30mm in body size have hardened anti-cut and saw resistant shackle with double locking tongues for improved security Each pack is supplied with 3 keys