The Abus 82 Monoblock shutter padlocks have a solid brass body and a through hardened steel alloy shackle which rotates when attacked. 5 Pin precision cylinder with anti-pick mushroom pins and rustfree components. A hardened steel pin protects the narrow side of the lock against sawing and can be locked without the key by pushing in the bolt. The shackle is manufactured from a hardened steel material with a precision steel tumbler. A hardened steel pin protects the narrow side of the lock against sawing.