Sealey AK4744 Hss 4341 Step Drill Bit 4-22Mm Double Flute

This 4mm - 22mm variant of the Sealey Double Fluted HSS Step Drill Bit provides comprehensive coverage for small to medium hole sizes, making it the perfect choice for electrical installations, plumbing work, and general fabrication tasks. With hole sizes progressing in 2mm increments from 4mm through to 22mm, this step drill handles the most common drilling requirements on site. Constructed from high-speed HSS 4341 steel, this tool delivers exceptional durability under demanding conditions. The double straight flute design ensures efficient swarf clearance, preventing material build-up that can compromise drilling accuracy or damage workpieces. This 4-22mm range is particularly well-suited for conduit work, cable entry points, and mounting holes where precision matters. The included plastic storage case protects your investment and keeps the drill bit readily accessible in your toolbox or van. Its compact size range makes it an essential everyday tool for electricians, plumbers, and m