120XP wrenches have two double stacked 60-tooth pawls (120 positions) providing a 3° swing arc so you can turn fasteners in tighter confines;Universal spline drive fits 12-point, 6-point, rounded 6-point, spline, External Torx® and square fasteners;XL beam design is up to 25% longer than standard wrenches for improved reach, leverage, and torque;Dual-direction off-corner loading on open end for better grip and reduced fastener rounding;Highly visible, recessed size markings are color coded for easy identification