Specification: Material: HSS Model: M2.5 x 0.45mm Package included: 1 x Metric Taper Note: 1. Please allow 1-3mm error due to manual measurement, make sure you do not mind before you bid 2. The colors may have different as the difference display of the item, please understand 1. Brand new. HSS metric right hand tap. Clear and tidy standard metric thread layout allows rapid chip removal for efficient threading 2. Good used condition with slight rust from use and age 3. Screw taps are the most important tool for the manufacturing operator for processing threads. 4. Material: HSS Suitable for machine use to cut a thread on the inside surface of a hole, creating a female surface which functions as a nut. 5. Model: M5*0.45mm A tapered tap provides a very progressive cutting action and is most often used when the material being threaded is difficult to work with (e.g., alloy steel).