Bondhus 74034 Set of 8 ProHold Star T-handles, Graduated Lengths, sizes T9-T40 ProHold Star T-handle sizes T9, T10, T15, T20, T25, T27, T30, and T40 ProHold T-handles hold screw snug on tool to provide the greatest time savings for maintenance, assembly, and adjustment of star recessed screws 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