Dewalt, Folding Locking Metric Hex Key Set, Push Button Locking Feature Locks In 3 Positions At 90 Degree, 135 Degree & 180 Degree, Durable & Ergonomic Construction Steel Side Plate For Torque Up To 600 INLB, Includes 8 Of The Most Commonly Used Hex Key Sizes, 1.5, 2, 2.5, 3, 4, 5, 6 & 8 mm.