This Tap & Die Set contains a selection of the most commonly used Metric Taps & Dies. These taps and dies are suitable for both cutting threads and cleaning of existing ones. with the taps being made of high-quality, heat-treated alloy steel and the dies made of Tungsten The set is housed in a handy plastic storage case. Includes 16 x Metric Dies: M3 x 0.5mm, M3 x 0.6mm, M4 x 0.7mm, M4 x 0.75mm, M5 x 0.8mm, M5 x 0.9mm, M6 x 1.0mm, M6 x 0.75mm, M7 x 0.75mm, M7 x 1mm, M8 x 1.25mm, M8 x 1.0mm, M10 x 1.25mm, M10 x 1.5mm, M12 x 1.75mm & M12 x 1.5mm 16 x Metric Taps: M3 x 0.5mm, M3 x 0.6mm, M4 x 0.7mm, M4 x 0.75mm, M5 x 0.8mm, M5 x 0.9mm, M6 x 1.0mm, M6 x 0.75mm, M7 x 0.75mm, M7 x 1mm, M8 x 1.25mm, M8 x 1.0mm, M10 x 1.25mm, M10 x 1.5mm, M12 x 1.75mm & M12 x 1.5mm 1 x 1/8 - 27 NPT Die 1 x 1/8 - 27 NPT Tap 1 x 25mm Die Handle 1 x M3-M12 Tap Wrench 1 x T-Handle Type Tap Wrench 1 x MM & SAE Screw Pitch Gauge 1 x Screwdriver