Tool for releasing a locking cylinder

Tool for tubular key locks

Tool for turning keys

Tool set and method for opening and decoding locks

Top-change combination lock

Torque limiting lock mechanism

Torque-limited key

Transmission apparatus for holding a lock core of a...

Transmission devices for locks with changeable lock core assembl

Trapped key mechanism

Tubular key and corresponding lock housing key entry constructio

Tubular keyed cam lock with screw attachment

Tubular latch bolt retracting mechanism

Tubular lock and master key

Tubular lock and master tubular key

Tubular pin tumbler lock unit

Tubular radial pin tumbler lock

Tubular-type locking cylinder and dedicated key

Tumbler in a cylinder lock

Tumbler lock