APPLICATION - This nut bolt remover with corrosion protection are designed for the removal of bolts, screws and nuts. FEATURES - and high quality. Spiral cut teeth provide positive grip, remove circular or bolts. Can be driven with a metric spanner or socket. Also be used on screw heads and studs. Remove the nut is 13 sets of different sizes suitable for , rusted nut bolt, this is taken as unscrew screws, nuts and the most important conducting stabilization tool. size: 6-19mm Material:Chrome vanadium steel colour:Black + blue Package Contents: 26 x Bolt Nut Remover 2 x box Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.