6 Piece Metric + 5 Piece SAE/Inch Flexible Hex Key Wrench Set | Rotates 180 Degrees| Works Like L-Key and Allen Wrench Set | Uniquely Designed Heads Rotate 180 Degrees Allowing you to Rotate Around Any Obstacle Long Allen Key-Handle Provides More leverage Resulting In More Torque Sizes Are Etched/Engraved On The Hex Wrench Metric Set Contains Flexible hex keys 3, 4, 5, 6, 8, 10mm SAE Flexible Hex Key Sizes: 3/16", 7/32", 1/4", 5/16", 3/8"