Magnetic projection tube for the tip of a screwdriver comprises a main body, a sliding cylinder, an engaging part, a pressure ball, a locking ring, a spring part, a rod, a fixed magnet, a moving magnet and a sliding sleeve

摘要

Magnetic projection tube comprises a main body (20) formed as a step-like cylindrical tube, a sliding cylinder (30) having a hollow chamber (31) with a curved groove and an inner annular groove on the wall of the hollow chamber, an engaging part (40) for locking into a slot (22) of the main body, a pressure ball (50), a locking ring (51), a spring part (52) arranged between the main body and the sliding cylinder, a rod (53), a fixed magnet (60) arranged on the opening of the main body, a moving magnet (70) arranged inside the opening of the main body and a sliding sleeve (80) mounted on the moving magnet.