General description Sealey AK321 Metric Tap & Die Set is a high-quality 17-piece set designed for precision threading. It features durable carbon steel taps and dies, ensuring longevity and reliability in various applications. The set includes a long-handled adjustable tap wrench with a professional-type sliding jaw for ease of use, along with a steel die holder equipped with retention screws, suitable for dies ranging from M3 up to M12. The entire set is conveniently supplied in a storage case. Technical specifications Contents: Taps and Dies; M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1, M8 x 1.25, M10 x 1.5, M12 x 1.75mm Model No. AK321