General description This set includes 25 high-speed steel drill bits coated with titanium nitride for increased durability and performance. The bits are fully ground with a 135° split point for precise centering and to prevent wandering during drilling. Suitable for use in steel, non-ferrous metals, wood, and hard plastics. The set is supplied in a convenient plastic case for easy storage and organization. Technical specifications Number of pieces: 25 Coating: Titanium Nitride Material: High-speed steel Point angle: 135° split point Sizes: 1.0mm to 13.0mm Standards: DIN338 and DIN1414-2 Compatibility and accessories Compatible with standard 10mm and 13mm chucks Suitable for use with steel, non-ferrous metals, wood, and hard plastics Installation Insert the drill bit into a compatible drill with a standard chuck Ensure the drill is set to the appropriate speed for the material Usage Use cooling agents or lubricants when drilling metals for extended tool life Start drilling at a slow