[Durable Material] The drill bit extension is made of Metal, with fine workmanship, surface coating, strong and durable, wear-resistant and rustproof, strong and antiskid, and can be used for a long time.[Magnetic Design] The screwdriver bit holder has a built-in strong magnetic field, which can safely fix the bit in place, ensuring that the bit does not shake during use, and can also be replaced with one hand. The hexagonal handle has no magnetism.[1/4 inch hexagonal ] The drill extender is designed with a 1/4 inch hexagonal and can be used with electric screwdrivers, manual screwdrivers, electric drills, combination , and most standard drills.[Dimensions and Packaging] This package includes 20 hexagonal drill extenders, each with a size of approximately 60 mm/2.36 inches. A sufficient can meet your daily and long-term needs.[Wide application range] These magnetic drill holders can extend the length of the drill bit, helping you enter deep and narrow areas, making perfect for DIY work, home maintenance, and most general maintenance.Colour:silverMaterial:MetalPackage Contents:20 x Drill Bit ExtenderOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.