This ten piece imperial hex and hex ball driver set from Bondhus features cushion grip T-handles ergonomically shaped to reduce pressure points during continuous use. Made with Bondhus proprietary Protanium steel and are up to 20% stronger than standard tools, whilst the ProGuard finish helps prevent corrosion due to rush, improving the tools' lifespan. The hex ball drivers offer a 25 degree angle allowing for easier leverage on stubborn fastners. Sizes: 3/32 hex, 7/64 hex, 1/8 hex, 9/64 hex, 5/32 ball, 3/16 ball, 7/32 ball, 1/4 ball, 5/16 ball and 3/8 ball. Features and Benefits Durable steel Protainium alloy construction Welded handle/blade connection for to 20% increased strength Easy to grip ergonomic handle design Flywheel effect saves time Smooth, non-porous handle coating ProGuard for protection against corrosion Angle entry up to 25 degrees Features T-Bars in sizes 3/32 hex, 7/64 hex, 1/8 hex, 9/64 hex, 5/32 ball, 3/16 ball, 7/32 ball, 1/4 ball, 5/16 ball and 3/8