Bosch HSS-AlTiN Step Drill Bit - 4mm - 20mm

Introducing the 'Bosch HSS-AlTiN Step Drill Bit (4-20mm)' - your ultimate tool for effortless, precise drilling. Crafted from high-speed steel (HSS) and shrouded in an AlTiN (Aluminium Titan Nitride) coating, our drill bit boasts an unrivaled longevity, eliminating the need for any coolant. Standout features include laser-marked measurements in both spiral flutes, which offer clear visibility and outstanding durability. Equipped with a 3-flat shank, the Bosch HSS-AlTiN Step Drill Bit ensures no slippage in the chuck, providing you with robust high-torque transmission. One drill bit, multiple functions! Experience smooth, burr-free drilling across a range of diameters, making it perfect for deburring, drilling round holes, and expanding existing ones. No need for pre-punching; the split-point tip paves the way for a smooth start. The CNC ground spiral flute design fortifies chip removal efficiency, reduces vibration, and ensures even drilling. With axial and radial relief grinding, this step drill bit guarantees top-tier cutting performance and ultimate smoothness. Designed for use on delicate materials like non-ferrous metals, sheet plastic, sheet steel, plastic, and stainless steel, it steps up from 4mm to 20mm in diameter. Specifications: Model: HSS-AlTiN Step diameter range: 4-20 mm Step height: 4 mm Shank diameter: 8.0 mm Overall length: 70.5 mm Recommended Materials: Non-ferrous metal Ferrous metals Synthetic materials More Specifically: Alloys Sheet steel Stainless steel/inox Steel/ferrous metal Polyvinyl chloride (PVC) Polypropylene (PP) Polyethylene (pipes, bars, profiles) Hard plastic Choose the Bosch HSS-AlTiN Step Drill Bit for a seamless, efficient drilling experience. Magnify your productivity with Bosch.