An anti-slip fastener remover tool having a torque-tool body comprises: a plurality of paired engagement features ; each of the plurality of paired engagement features comprising a first engagement feature and a second engagement feature ; a cross section for the first engagement feature and the second engagement feature each comprising a bracing section and a cavity section ; the plurality of paired engagement features being radially distributed about a rotational axis of the torque-tool body ; the bracing section and the cavity section being adjacently connected to each other so as to form a sharp tooth in between the bracing section and the cavity section ; the sharp tooth being configured to engage, cut or bite a surface of a fastener head; the cavity section of the first engagement feature being adjacently connected to the cavity section of the second engagement feature for each of the plurality of paired engagement features ; the cavity section of the first engagement feature and the cavity section of the second engagement feature being oriented towards the rotational axis ; the bracing section of the first engagement feature and the bracing section of the second engagement feature each being straight or flat; and the bracing section of the first engagement feature and the bracing section of the second engagement feature being oppositely positioned of each other about the cavity section of the first engagement feature and the cavity section of the second engagement feature for each of the plurality of paired engagement features ; characterised in that a first geometric plane positioned parallel to the bracing section of the first engagement feature and a second geometric plane positioned parallel to the bracing section of the second engagement feature are not co-planer, such that the bracing section of the first engagement feature and the bracing section of the second engagement feature are positioned offset of each other, for each of the plurality of paired engagement features . a plurality of paired engagement features ; each of the plurality of paired engagement features comprising a first engagement feature and a second engagement feature ; a cross section for the first engagement feature and the second engagement feature each comprising a bracing section and a cavity section ; the plurality of paired engagement features being radially distributed about a rotational axis of the torque-tool body ; the bracing section and the cavity section being adjacently connected to each other so as to form a sharp tooth in between the bracing section and the cavity section ; the sharp tooth being configured to engage, cut or bite a surface of a fastener head; the cavity section of the first engagement feature being adjacently connected to the cavity section of the second engagement feature for each of the plurality of paired engagement features ; the cavity section of the first engagement feature and the cavity section of the second engagement feature being oriented towards the rotational axis ; the bracing section of the first engagement feature and the bracing section of the second engagement feature each being straight or flat; and the bracing section of the first engagement feature and the bracing section of the second engagement feature being oppositely positioned of each other about the cavity section of the first engagement feature and the cavity section of the second engagement feature for each of the plurality of paired engagement features ; characterised in that a first geometric plane positioned parallel to the bracing section of the first engagement feature and a second geometric plane positioned parallel to the bracing section of the second engagement feature are not co-planer, such that the bracing section of the first engagement feature and the bracing section of the second engagement feature are positioned offset of each other, for each of the plurality of paired engagement features . <EOS>