Bosch HSS-G Extra Length Drill Bit - 4.2mm, Pack of 1

- **Deep Hole Drilling Precision:** Achieve maximum precision when drilling deep holes in metal with the Bosch HSS-G Extra Length Drill Bit. - **Extended Length Capability:** The elongated design of this drill bit allows for deeper penetration into various materials. - **Self-Centering Split-Point Tip:** Equipped with a 135-degree self-centering split-point tip, it ensures active cutting and perfect centering without any wandering. - **No Pre-Punch Needed:** The innovative split-point tip eliminates the need for pre-punching or pilot drilling for diameters up to 10 mm. - **High-Speed Steel Efficiency:** Made from precision-ground High-Speed Steel (HSS), it delivers up to 40% faster drilling and requires up to 50% less feed pressure compared to standard drill bits. - **DIN 340 Compliant:** Manufactured to meet the DIN 340 standards, guaranteeing quality and reliability. - **Type N Flute Angle:** Designed with a Type N flute angle and a 135-degree tip for enhanced performance. - **Versatile Application:** Ideal for drilling in alloyed and non-alloyed steel, cast steel, cast iron, sintered iron, malleable cast iron, non-ferrous metals, and hard plastics. - **Cylindrical Shank System:** Features a cylindrical shank equal to the drill bit diameter, perfect for use with drill stands and drill drivers. Specifications: - **Diameter:** 4.2 mm - **Working Length:** 78 mm - **Total Length:** 119 mm Materials: - **Suitable for:** Ferrous Metals Materials in Detail: - **Effective on:** Steel, alloyed/non-alloyed steel, gray iron, cast iron, and more.