This professional DOYLE Magnetizer/Demagnetizer uses powerful rare earth magnets to quickly magnetize screwdrivers and driver bits in order to hold fasteners securely. It also demagnetizes drivers to avoid collecting metal chips and debris.

• Single-swipe operation for immediate magnetization or demagnetization
• Stainless steel key ring for easy attachment to tool bags and backpacks
• Fits most screwdrivers and screwdriver bits, including precision screwdrivers
• 100% lifetime guarantee