L-Keys long, with ball point and short key part and 100° angle, set in a practical plastic holder for hexagon socket screws short key part with 100° angle, for hard-to-reach screws perfectly shaped ball point, allows screws to be turned at an angle of up to 30° special alloy based on spring steel, exceptional elasticity coupled with with high hardness laser-marked serial number, lifetime guaranteeメーカー公称