Acc. to DIN ISO 5746. Reinforced type, for tough continuous operations. Lay-on cutter box. For flat and round material. For medium-hard wire, 1.6 mm. Induction-hardened precision cutting edges, hardness 62 � 64 HRC. Gedore special hardened and tempered steel, drop-forged, oil-hardened and annealed. JC = chrome-plated, with 2-component handles. TL = steel-grey, with blue dipped non-slip handles.