The Tekton 41-pc. Ball End Hex and Star Key Set incudes the most common hex key sizes in both inch and metric as well as star keys all stored in durable holders with self-aligning key slots that allow keys to be removed and inserted without moving others out of the way.
Ball ends allow for off-center access and chamfered ends reduce wear
Largest sizes are longer to increase leverage where it matters
Made from high-strength 8660 nickel chromium-molybdenum steel with a nickel chromium finish
13-pc ball end hex key wrenches: 0.050, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8 in.
15-pc ball end hex key wrenches: 1.3, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10 mm
13-pc star key wrenches: T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, T40, T45, T50