Dormer A100 HSS Jobber Drill Bit 3.70mm OL70mm WL39mm DORA100370

General description This high-speed steel (HSS) twist drill bit is designed for precise drilling in steel and cast iron. Dormer A100 Metric HSS jobber drills are suitable for use in a variety of general-purpose engineering applications, featuring good self-centering capability on a wide range of materials. They are suitable for both hand and machine use. Technical specifications Material: High-Speed Steel (HSS) Tip diameter: 3.70 mm Working length: 39 mm Overall length: 70 mm Point angle: 118° Maximum feed force in steel: 0.07 mm/revolution up to 800 N Nominal tolerance: h8 Shank type: Cylindrical Cutting length: approximately 39 mm Drilling depth: 4 times the diameter (4xD) Coating: Surface treatment for durability Compatibility and accessories Compatible with standard drill chucks that accept cylindrical shanks Suitable for use in steel and cast iron Installation Insert the drill into a compatible drill chuck, ensuring a secure fit Adjust the drill speed according to the material