Feature:1. Mini tap uses high-speed steel, wear-resistant, heat-resistant and durable for long service life.2. There are 10 different sizes from M1 to M3.5, you can use them to connect different threads.3. Standard thread pitch design helps screw tap clear and tidy, which also supports no burrs.4. Entitled with practical adoptability, such tapping tool's high quality can keep its high performance for a long time5. Greatly saves processing steps and time costs, screw tap can improve work efficiency.Specification:Item Type: Mini tapMaterial: MetalTap Model: M1, M1.2, M1.4, M1.6, M1.7, M1.8, M2, M2.5, M3, M3.5Product Packaging: Approx. 17 x 12 x 0.8cm / 6.69 x 4.72 x 0.31inPacking: PE bagColor: Silver.Package List:1 x Screw Tap M11 x Screw Tap M1.21 x Screw Tap M1.41 x Screw Tap M1.61 x Screw Tap M1.71 x Screw Tap M1.81 x Screw Tap M21 x Screw Tap M2.51 x Screw Tap M31 x Screw Tap M3.51 x Tap Holder