This high security level lock was manufactured by abloy.
Disc tumbler lock mechanism.
A cylinder lock of the rotatable disc tumbler type comprising a stationary lock casing having a cylindrical bore therein a rotatable plug assembly in the bore of said casing including a shell member rotatable in said bore and a plurality of locking disc tumblers encircled within said shell member arranged in a stack along a common axis therein and rotatable about said axis an elongated.
The abus granit plus padlock even has a hardened steel anti drill plate for additional protection and the disc tumbler lock is bump proof.
The disc tumbler lock also known as the abloy disklock was invented by emil henriksson in 1907.
A specially cut key rotates these discs like the tumblers of a safe.
The lock was invented by finnish founder of abloy emil henriksson 1886 1959 in 1907 and first manufactured under the abloy brand in 1918.
However at 2 4 pounds this padlock is massive.
The weight of a lock also affects how.
For example disc tumblers feature some of the most robust locking mechanisms whereas wafer and pin tumbler mechanisms can be considered relatively weak.
This type contains slotted rotating discs.
A disc tumbler lock also called disc detainer lock is a lock composed of slotted rotating detainer discs.