HSS Drill Bit Sleeve 4.5mm DIN338 Standard

A high-speed steel (HSS) twist drill bit with a 4.5mm diameter, designed to DIN338 specifications for reliable drilling in steel, cast iron, and general metalworking. The HSS construction provides excellent hardness and heat resistance, making it suitable for both manual and machine drilling applications. Ideal for electricians, engineers, and maintenance professionals requiring precision drilling in industrial and trade settings.