The Tivoly Astmeline HSS step drill bit with spiral flute is a versatile tool designed for drilling and enlarging holes in a variety of metals and plastics. Its wide diameter range allows for multiple hole sizes to be drilled with a single bit, making it a practical choice for tasks in sheet metal, thin materials, and manufacturing. The robust HSS construction, combined with a spiral flute design and a self-centering split tip, ensures smooth, precise holes and extended tool life even under demanding professional use. Key features and specifications: • Diameter range: 4 mm to 30 mm in 2 mm steps • Material: High-speed steel (HSS) for high durability and long service life • Spiral flute: Provides efficient chip removal, reduces clogging, and helps prevent overheating • 3-flat shank: Ensures strong grip in the chuck and eliminates slipping • Bright polished finish: Minimizes friction and improves cutting performance • Self-centering split tip: Allows for accurate starts without the need for a pilot hole • Specially ground cutting edges: Produces clean holes with minimal burrs • Total length: Approximately 100 mm • Suitable for drilling steel, cast iron, non-ferrous metals, plastics, and plexiglass This step drill bit is ideal for professional metalworkers, industrial maintenance teams, and skilled craftsmen who frequently need to drill or enlarge holes of various sizes in metals or plastics. It is particularly effective for workshop environments, metal fabrication, sheet metal work, and installation tasks where efficiency, accuracy, and high tool life are essential. SKU: 11448520430
EAN: 3221910899158