11 Piece, Short Arm Hex-L Key Set, Includes: .050", 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32" & 1/4", Sets Come In Compact Plastic Holder That Firmly Retains Each Key In Size Marked Holes With Our Unique Friction Ring Design, Made From 8650 Chrome Nickel Alloy Steel Drawn To A Tolerance Of Plus .000/Minus .001, Hex Corners Are Sharp & Clean.