Strong magnetic tip allows for contact through the base of the socket to hold nuts and bolts in place during use.

For hand-operated sockets with square drive, with ball locking device

The holding magnet securely fixes the screws in the socket

A strong permanent magnet keeps hold of even large screws

One-hand operation - using the socket the screw can be immediately screwed in

Makes work easier particularly in confined spaces

3pc set including size:   

• 1/4" × 37mm.
• 3/8" × 43mm.
• 1/2" × 60mm.