Williams Ratcheting Combination Wrench, Standard Stubby, Measurement System: Metric, 16 mm Wrench Opening, 12 Points, 80 Geared Teeth, 123 mm Overall Length, 15 deg Offset, 34 mm Open End Width, 7 mm Open End Thickness, 31 mm Box End Width, 11 mm Box End Thickness, Alloy Steel, Polished Chrome.