Handy set made from chrome vanadium steel, ideal for striking. The special steel mix adds durability to the striking end whilst also having superb edge retention. Suitable for cutting and shaping wrought iron, cast iron, steel, brass, bronze, copper and aluminium. Suitable for metalwork, engineering and automotive uses. Chrome Vanadium Steel Construction Powder-Coated Powder-Coated Finish Hexagonal Shaft Metal Handle Abrasion, Corrosion & Impact-Resistant Forged Steel Ground Edges Chrome Vanadium Steel Construction Powder-Coated Powder-Coated Finish Hexagonal Shaft Metal Handle Abrasion, Corrosion & Impact-Resistant Forged Steel Ground Edges