Bosch HSS-AlTiN Step Drill Bit - 4mm - 12mm

Discover the unparalleled performance of the Bosch HSS-AlTiN Step Drill Bit, a versatile tool ranging from 4mm to 12mm. Forged from premium high-speed steel (HSS) and enveloped in resilient Aluminium Titan Nitride (AlTiN), this drill bit pledges to provide durability that maximizes its lifespan, eliminating the need for a coolant. Custom-engineered with laser-marked figures in its dual spiral flutes, the Bosch HSS-AlTiN Step Drill Bit offers distinct visibility of hole diameters, ensuring a precise drilling experience. Its unique 3-flat shank design eliminates any potential for slipping, enhancing power transmission for high-torque operations. Designed for seamless and burr-free drilling, this highly versatile bit can deliver multiple diameter drillings with a singular drill bit. This makes it a prime choice for deburring, drilling rounded holes, and enlarging pre-existing ones. Say goodbye to pre-punching. Thanks to the drill’s split-point tip, you'll have a smooth start every single time. The CNC precision-ground spiral flute works to optimize chip removal and reduce vibrations, ensuring a supremely steady drilling experience. Experience matchless cutting performance and unrivalled smoothness, all thanks to axial and radial relief grinding. This step drill bit is your ideal partner for use on thin materials such as non-ferrous and ferrous metals, synthetic materials, sheet steel, stainless steel, and plastic. Specifications: Model: HSS-AlTiN Step Diameter (Range), mm: 4-12 Step Height, mm: 4 Shank Diameter, mm: 6.0 Total Length, mm: 50.0 Suitable Materials: Alloys Sheet steel Stainless steel/inox Steel/ferrous metal Polyvinyl chloride (PVC) Polypropylene (PP) Polyethylene (pipes, bars, profiles) Hard plastic.