SafetySeries - Security locking:

Thousands of accidents occur each year during device inspections or repairs. Many of these accidents are caused by insufficient security of the switched off power sources. Master Lock offers a solution in the form their Lockout/Tagout procedure serving as prevention from such accidents.

TOKOZ a.s. has been representing the American company Master Lock on the Czech and Slovak market for a number of years. This cooperation has broadened our range by numerous attractive products. The Master Lock - SafetySeries products are specially designed for occupation safety.

Our range of products includes:
  • original patented lockable devices for valve handles
  • patented devices for locking electrical circuit breakers, buttons or switches
  • locks for electrical devices (covers, boxes)


Master Lock was founded by Harry Soref in Milwaukee, Wisconsin in 1921. Nowadays the company is the world’s largest lock producer.