NONE TOUGHER! European made high quality electrode holder. Grips the electrode extremely tightly, giving optimum current transfer. Takes a wide variey of electrode sizes, from 6.3mm right down to a tiny 1.6mm electrode.Handles are made from glass fibre reinforced polyester - meaning even if dropped they don't break!Takes 25mm to 95 mm welding cable. Progress Electrode holders are a favourite with Welders worldwide in tough environments such as Oil Rigs, Well Drilling, Mining and Workshop applications.