Bosch Professional Hss-altin 10x4-30x93.5 13 Stepped 2608588067

Hss Altin Step Drill Bit Performs Smooth Drilling In Several Diameters With One Drill Bit. The Step Drill Bit Is Made Of Hss (High-Speed Steel) And Coated With Altin (Aluminium Titan Nitride). It Thus Offers The Maximum Lifetime Possible And Does Not Require The Use Of A Coolant. Easily Visible And Durable Markings Of The Hole Diameter Are Provided By Laser-Marked Figures In Both Spiral Flutes. In Addition, The 3-Flat Shank Prevents Slipping In The Chuck And Also Provides Powerful High-Torque Transmission.Features: - Pre-Punching Is Not Necessary As The Split-Point Tip Allows For An Easy Start- Cnc Ground Spiral Flute Enables Optimised Chip Removal And Less Vibration For Even Drilling- 3-Flats Shank For Rotary Drills.- Highest Cutting Smoothness Due To Axial And Radial Relief Grinding- Made Of Hss For A Long Lifetime. Laser-Markings For Hole Diameters.- Altin Coating For Maximum Lifetime, Laser-Markings For Hole Diameters, 3-Flat Shank For High-Torque TransmissionSpecifications:- Materials: Metal Pipes And Profiles, Non-Ferrous Metals, Aluminium, Plastics, Metal Sandwich- Step Diameter (Range) Mm: 6-30- Step Height Mm: 4- Shank Diameter Mm: 10.0- Total Length Mm: 93.5