Width of Head (b2):- 34 mm Drive Connector Square (Male):- 3/8 inch Height of Head (a2):- 23,2 mm Drive Connector Rectangular:- 9 x 12 mm Angle:- 5 Degree Depth Gauge (C, L):- 17,5 mm Packing Unit:- 1 Piece Weight:- 0.14 kg Drive Connector Square (Male) Nominal Size:- 10,0 mm Continuous Load:- 3/8″ = 135 N·m