Bondhus 20599 0.050-3/8-Inch and 1.5-10mm Stubby Ball End Hex Key Double Pack Angle entry up to 25 Degrees on sizes .050, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8-Inch and 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, and 10mm Low profile short arm reaches screws with low overhead clearance, that are inaccessible with any other type of hex tools Tools are Made in the USA with Bondhus proprietary Protanium steel and are up to 20 percent 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