Description: Professional tool for commercial or occasional use . Metric Tap And Die Set It is ideal for creating and repairing popular metric size threads. The components are etched with metric sizes. Metric Taps:M6 / M7 / M8 / M10 and M12 Material: Bearing Steel Package Includes: 5 xMetric Taps 1 x T-bar Tap Wrench (suitable for the full range of taps with this set)