Bondhus 74686 Set of 6 Balldriver Screwdrivers with ProHold Tip, ProGuard Finish, sizes 1.5-5mm Angle entry up to 25 degrees on sizes 1.5, 2, 2.5, 3, 4, and 5mm The non-magnetic ProHold tip holds screws snug on tool and does not interfere with tool rotation Tools are Made in the USA with Bondhus proprietary Protanium steel and are up to 20% stronger than competitor tools ProGuard Finish is 5 times more effective than the next leading brand in preventing rust, protecting your investment over time Lifetime warranty - we will replace it free of charge