Features Function: these magnetic screw rings can magnetize screwdrivers, bits, hex wrenches, etc., easily and quickly catch the screw and fix it, reduce abrasion and improve work efficiency DOUBLE THE HOLD, HALF THE HASSLE: Twin-magnets generate a powerful magnetic field that grips screws firmly. Never fumble with dropped fasteners againeven in confined spaces or overhead tasks. HOLDS BITS TIGHT, WON'T ROLL AWAY: Its precision-hexagonal bore firmly grips bits and screwdriver shanks, eliminating slippage during use. The external hex shape also prevents rolling on uneven surfaces, offering stability where it matters most. DESIGNED TO LAST : Machined from premium aluminum, this tool resists corrosion, impact, and daily abuse. Its rugged reliability meets the demands of workshop and jobs site alike. MAGNETIZE OR DEMAGNETIZE IN SECONDS: This tool instantly magnetizes screwdriver bits for strong screw retention or demagnetizes them with a simple flipperfect for electronics. Its powerful grip drastically reduces dropped fasteners, streamlining workflows from assembly lines to DIY projects. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: Aluminum Alloy Size: 2.3 x 1.8 cm Package List: 1/5pcs Magnetic Screw Holder Rings