The Alpen HSS Sprint Drill Bit is a high-speed steel twist drill designed for precision drilling in steel, aluminium, and general-purpose materials. The 3.8mm diameter makes it ideal for creating pilot holes, fastener clearance holes, and fine detail work in metal fabrication and electrical installation. HSS Sprint bits are engineered for faster cutting speeds and longer tool life, making them essential for electricians, metalworkers, and maintenance technicians.