Acc. to DIN ISO 5749 With slender head - ideal for confined spaces Induction-hardened precision cutting edges, hardness 63 - 65 HRC For medium-hard wire, 1.6 mm Gedore special hardened and tempered steel, drop-forged, oil-hardened and annealed JC = chrome-plated, 2-component handle protectors TL = clear varnished, with blue dipped non-slip handles