1. Versatile Wrench Set: This wrench set includes 19 metric crowfoot wrenches for 3/8' and 1/2' drive ratchets, extensions, or torque wrenches, along with 19 claw adapters to extend the reach of standard wrenches, providing access to hardtoreach angles and tight spaces where conventional socket wrenches or spanners may not fit. 2. Package Contents: The wrench set contains 19 metric crowfoot wrenches for 3/8' and 1/2' drive ratchets, extensions, or torque wrenches. 3/8' drive sizes: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm; 1/2' drive sizes: 21 mm, 22 mm, 24 mm, 27 mm, 28 mm, 30 mm, 32 mm. Includes a storage case. 3. Compatible: These crowfoot wrenches can be attached to your existing ratchet, extension, or torque wrench to drive fasteners. They are designed to fit certain drive handles that share the same passthrough sleeve but are not cylindrical in shape. 4. Lockable Latch and Handle: The wrench set comes in a toolbox with custom compartments for each wrench, ensuring easy identification and organization. The lockable latch on the toolbox provides secure storage, while the convenient handle makes it easy to carry and use on the go.