Manufactured from high quality C45 carbon steel, these sets are suitable for cleaning and cutting threads in mild steel, aluminium and brass. Each set contains a tap wrench, die holder, screwdriver and a range of metric taps and dies, featuring the most commonly used European threads. Supplied in a robust plastic storage case. Tap wrench M3 - 12 Die holder Screwdriver 8 Metric Taps (3 x 0.5, 4 x 0.7, 5 x 0.8, 6 x 1.0, 7 x 1.0, 8 x 1.25, 10 x 1.5, 12 x 1.75mm) Tap 1/8 inch NPT 8 Metric Dies (same sizes as metric taps) Die 1/8 inch NPT