For hand-operated sockets with through hole and square drive according to DIN 3120, ISO 1174, with ball locking device
The holding magnet securely fixes the screws or nuts in the socket
One-hand operation - the screw or nut can be screwed in immediately with the socket wrench insert
The magnetic field of the holding magnet holds screws and nuts centrally in the socket without direct contact
A strong permanent magnet keeps hold of even large screws
Particularly suitable for work in confined spaces
Vanadium steel 31CrV3, chrome-plated