Dormer A100 HSS High Speed Steel Jobber Drill Bit with 118 Degree Standard Point, Pack of 10 pcs

General description Dormer A100 Metric HSS jobber drills are designed for general drilling in steel and cast iron, making them suitable for a wide range of engineering applications. They feature good self-centering capability and can be used for both hand and machine drilling. Technical specifications Material: High-Speed Steel (HSS) Tip diameter: 4.90 mm Working length: 52 mm Overall length: 86 mm Shank diameter: 4.9 mm Point angle: 118° Cutting profile: Cross-ground from 3.0 mm diameter Cutting direction: Right-hand Maximum feed in steel (up to 800 N): 0.08 mm/revolution Nominal tolerance: h8 Depth of drilling: 4 times the diameter (4xD) Compatibility and accessories Compatible with standard drill chucks and drill presses Suitable for drilling steel and cast iron Installation Insert the drill into a compatible drill chuck Securely tighten the chuck to hold the drill firmly Ensure the drill is properly aligned before operation Usage Use appropriate cutting speeds and feed rates for

High Speed Steel (HSS) provides good hot hardness when drilling 118 degree conventional point provides easy re-grinding Steam oxide finish reduces built-up-edge and helps lubricity Patented Silver ring provides clear diameter marking For use on machines or hand held applications