1., and long service life 2.High hardness, wear high temperature 3.The Handle made of high quality bearing steel 4.Suitable for bicycle repair, assemble furniture, machinery manufacturing, . Specification: Type: Machine Tap Flute: Straight 10pcs Set Including: M1 M1.2 M1.4 M1.6 M1.8 M2.0 M2.5 M3.0 M3.5 Color: silver Material: 6542 high speed steel Package Contents: 10 * Mini Machine Tap Set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.