Robertson Square-Drive screws will stick to these screw drivers for ease of working overhead.
FEATURES:
The Robertson Fit - Screw recess is made to fit precisely into tip of drivers bits and screw drivers resulting in a mechanical fit whereby the screws stick to the driver bit or screwdriver tip. Is it magnetic? No! The mechanical fit of the screw recess to the tip makes the screw stick.
Hardened steel tip is permanently swaged into a plated steel tube.
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