DRILL BIT HSS PKT10 5.5MM DIN338

This 10-piece pack of HSS drill bits features 5.5mm diameter bits conforming to DIN338 standard for precision drilling in steel, aluminium, and general metalwork. High-speed steel construction provides excellent hardness and heat resistance, ensuring clean holes and extended tool life even under continuous use. Ideal for electricians, panel builders, engineers, and maintenance professionals working with metal enclosures and structural components.