General description This Draper 37-Piece Metric Tap and Die Set (Model 79203) is designed for precision thread cutting, making it ideal for cleaning and cutting threads on mild steel and aluminum. The set includes high-quality alloy steel taps and dies, along with all necessary tools for effective use. Technical specifications Manufactured from durable alloy steel Includes 8 metric dies: 0.5, 0.6, 0.7, 0.8, 1.0, 1.25, 1.50, and 1.75 mm (outer diameter) Includes 8 metric taper taps: 0.5, 0.6, 0.7, 0.8, 1.0, 1.25, 1.50, and 1.75 mm (outer diameter) Includes 8 metric plug taps: 0.5, 0.6, 0.7, 0.8, 1.0, 1.25, 1.50, and 1.75 mm (outer diameter) Contains 1 American pattern tap wrench (1/2 capacity) Includes 'T' type tap wrench (1/4 capacity) Includes die holder (1 O/D) Supplied with 8 HSS twist drills: 2.5, 2.9, 3.3, 4.2, 5.0, 6.8, 8.5, and 10.3 mm Includes screw pitch gauge for accurate threading Compatibility and accessories Suitable for use on mild steel and aluminum Includes various