1、Made from high speed steel and surface is coated with titanium for high hardness and rust resistance. 2、There are total 5pcs of taps in different sizes from M3 to M8 that you can use for tapping various threads. 3、These taps are used on a machine to do the tapping, generally more accurate because human error is eliminated. 4、Standard thread distance design, clear and tidy, no burr 5、Suitable for tapping on machine tools Features: 1. Made from high speed steel and surface is coated with titanium for high hardness and rust resistance. 2. There are total 5 pieces of taps in different sizes from M3 to M8 that you can use for tapping various threads. 3. These taps are used on a machine to do the tapping, generally more accurate because human error is eliminated. 4. Standard thread distance design, clear and tidy, no burr 5. Suitable for tapping on machine tools Specification: Condition: 100% Brand New Item Type: Thread Tap Specifications: M3 M4 M5 M6 M8 Material: High Speed Steel Function: Suitable for tapping on machine tools Quantity: 5pcs Optional Color: Silver, Ti Coated, Blue Coated Package List: 5 x Thread Tap Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.