Check the listing for details. 10pcs HSS Metric Thread Tap Set Machine Screw Tap Drill Set Tap Wrench M1-M3.5. Condition: New. Listed at 17.99 USD. Features: 1.Made of high speed steel with high wear and heat resistant, durable and has long service life. 2.Total 10 pieces in different sizes from M1 to M3.5 (M1, M1.2, M1.4, M1.6, M1.7, M1.8, M2, M2.5, M3, M3 .5 (coarse - thread)), which you can use to thread various threads. 3.Standard wire distance design, clear and tidy, without burrs. 4.These taps are used for machining nuts or other common threads on the machine. Specification: Type: Machine Tap Material: High Speed Steel 6542 Flute: Straight 10pcs Set Including: M1 M1.2 M1.4 M1.6 M1.8 M2.0 M2.5 M3.0 M3.5 Notes: Please allow 1-3mm error due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Including: Mini Machine Tap Set.