BlueSpot Tools Metric Tap and Die Set, manufactured from alloy steel and features a range of taps and dies for cutting and cleaning threads. Supplied in a heavy-duty steel box for easy storage. Contains: 21 x Taps (3 of each size): M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1.0, M8 x 1.25, M10 x 1.5 and M12 x 1.757 x Dies: M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1.0, M8 x 1.25, M10 x 1.5 and M12 x 1.751 x Tap Wrench1 x Die Holder1 x Metric Pitch Gauge1 x Screwdriver