Assertion: socket's recess | /r/CapableOf | interact with horizontal ribs
Facets:
value: to create a stick-fit
type: PURPOSE
value: on a phillips ii driver
type: LOCATION
Source sentences:
text: Phillips II recesses are compatible with Phillips drivers, but have a vertical rib in between the cruciform recesses that interacts with horizontal ribs on a Phillips II driver to create a stick-fit, and to provide anti cam-out properties (the ribs are trademarked as "ACR" for Anti Cam-out Ribs).[citation needed]