For cutting copper, silver and gold. The precision hollow ground blades reduce friction for an easy cutting action & they can be easily resharpened because they are induction hardened and tempered. Integrated stops prevent trapped fingers without compromising the jaw capacity. Total length 180mm (7") Straight blade, Cutting capacity (mild steel upto 18g) 0.8mm, Cutting capacity (stainless steel upto 23g) 0.46mm