Stubby pattern length for extreme access. Features Surface Drive Plus provides stronger grip on fasteners and reduces fastener rounding. Surface Drive Plus also delivers up to 25% more torque. Offset box end. Size stamped on both sides and on head for greater visibility to wrench size10 Piece Metric Stubby Combination Wrench Set includes: 10 thru 19mm Wrenches. Packaged in a blow mold tray.