Ultra-Grip ratchet wrenches: retaining pin on the ring + securing notch on the open end. Does not slip on the nuts, optimum safety Compact ratchet mechanism reversing by lever. Better accessibility 5° increments (7.5° for size 6 mm, 6° for 7, 8 and 9 mm sizes). Enhanced productivity Ring and open end tilted at 15° Metric sizes: 6 to 41 mm Satin chrome finish