The SENTINEL range has a one-way pozidrive system unique to Prolok
Non-removable, one way Pozidrive system
Unique to Prolok – Design rights apply.
Fast, easy installation with power tools – use standard pozidrive bits or drivers
The original most popular one way Pozidrive system
Available in Clear Zinc Plated:
Machine screws
Type 17 screws
Wood Screws
Thread forming screws
The PROLOK range of security screws have different levels of security, providing the user with the option of tamper-proof, tamper-resistant and permanent fasteners
Level 2 - controlled distribution of removal tools
Level 3 - SENTINEL- one way Pozidrive system - use standard pozidrive bits or drivers