PB-3 is an innovation to achieve an aim of high security.

Specification/ Features

• A block designed to cover one inside pin can extend the time of the PB-3 being picked up.
• Prevent from being picked with any tubular tools
• The structure has been applied to our Item RL-282A and PL-20.
  • RL-282A
  • PL-20

See more details of PB-3 from the video

https://youtu.be/sqQpR-bDJ3k