Vigor V3607 Double Ratcheting Box End Wrench, 8 mm x 12 and 10 13mm

For Loosening Six Different Screw Profiles: Square - 4-Point - 6-Point, Even Rounded Off To 50% - 12-Point - Torx And Spline Long Lever Arm Reduces Effort Required Extra Long Design Allows You To Work Even In Areas With Restricted Access