The BPF 80 knurled screw is a screw with a black nylon head and a zinc plated steel insert and screw. Its knurled head allows a manual tightening as well as with a screwdriver.
The advantage of this screw is its slotted knurled head which allows both manual tightening and tightening with a screwdriver.
This screw is used in electrical assemblies, furniture and the industrial field.