This magnetic bit holder uses Rare earth magnet that is 4 times stronger than standard magnets.

• The hex opening is designed to fit all 1/4" hex insert bits
• C-Ring internal clip is designed to fit into the retaining notch of insert bits
• This product is used to hold a bit securely in one place
• Comes with 1/4" hex shank with power groove
• Appropriate for power tools and quick change adapters
• Made from tough grade high-alloy Chrome Vanadium steel

This Magnetic Bit Holder from Sutton Tools is suitable for 25mm insert bits. It helps you change bits faster for greater productivity.