UPTODATETOOLS Item Descriptions: - [17 Kind of Thread]: The tap and die set is suitable for 16 kinds of metric thread ( M3 - M12) and 1/8-27 NPT - [High Quality]: The tap and die set is made from carbon steel. It is ideal for creating and repairing threads. - [Etched Metric Symbol]: Designed to be easy to find and use, the metric size and the thread pitch are shown on the dies and the taps. - [Multipurpose Accompanying Tools]: The package includes1x tap wrench, 1x die handle, 17x taps and 17x dies, 1x T-bar handle, 1x screwdriver, 1x feeler gauge and 1x storage box. - [Application]: Used for automotive and general mechanical workshop purposes. - 34 x Taps and Dies Metric Thread Sizes: - M3 x 0.5 M3 x 0.6 M4 x 0.7 M4 x 0.75 M5 x 0.8 M5 x 0.9 M6 x 0.75 M6 x 1.0 M7 x 0.75 M7 x 1.0 M8 x 1.0 M8 x 1.25 M10 x 1.25 M10 x 1.5 M12 x 1.5 M12 x 1.75 1/8"" NPT-27 Package: 1x 40pcs Tap and Die Set (Note: Other accessories are not included.) Item Specifications: Material:Carbon Steel Type:Tap and Die Set Thread Type:Metric Thread