6 Piece Metric XXL Indexing Double Box Ratcheting Wrench Set Ratcheting productivity in places where the fastener is obstructed and/or there is little room to swing the wrench. Reaching fasteners behind obstructions or around corners. Double box XXL wrench with a lockable joint that allows the box ends to pivot from left to right. Combine the benefits of a specialty obstruction wrench with the versatility of a GearBox ratcheting wrench. Forged handle for heavy use. Sizes include: 8mm x 10mm, 11mm x 12mm, 13mm x 14mm, 15mm x 16mm, 17mm x 18mm and 19mm x 21mm. 85490