It always seems like when you need to make an adjustment you can never find a hex key.A bright colored holder & protective bright coating on each hex key make these sets easy to find in the pits or in your gearbag.4 plating and heat treating processes make these resistant to rounding and built to last.Buy a few extra sets for your teammates who are always "borrowing" yours!Includes the following sizes.1/4"7/32"3/16"5/32"9/64"1/8"7/64"3/32"5/64"1/16"0.050"