Master key lock system scandinavian danmark norway swedish round key lock type cylinder lock

This Scandinavian Oval cylinder lock adapts 7 pins normal key pin system.

Master Key System

EOS secure are able to provide master key system for this cylinder. Meanwhile, if you have in-house locksmithes, you can assemble the master key system by using the accessories including master pins.
Learn more about our Master key system service.


EOS secure provides customization and design services to boost your business.

Learn more about customization.

Small order

EOS secure provides small MOQ on our existing models for start-up customers or mock up samples for projects.

Contact us to start>

master key system and security cylinders

10 years of experience of master key system and security cylinders

high precision lock cylinders

Tsugami CNC Swiss-type automatic Lathe machine to guarantee the precision

lock cylinders R&D

Support your customize and Innovative design

lock cylinders quality control

Implement the strictest quality control

Using standard TV-3D key profile and key blank.

Optional protected key profile and security card.

Standard cylinder for the module series.

Anti pick driver pins and anti drilling pins on the plug and housing.

3 Brass or silver nickel key.

Optional Allen screw seal pin.

oval lock cylinder

Material of housing and plugs


Material of keys


Optional surface finishes

Chrome, SN, PB, SB, BLK, and so on


Making master locking system

Mutual opening

No mutual open with only 1 number difference

Number of Pins

6 pins

Pins standard

Scandinavian standard


Both internal and external



Pin It on Pinterest