.Material:Alloy Steel(Gcr15) 

.1 x Die Handle M3-M12;

.1 x Tap Wrench M3-M12; 

.1 x T-Type Tap Wrench;

.1 x Screw-Pitch Gauge; 

.1 x Screwdriver; 

.17 Taps & 17 Dies in the following sizes: M3 x 0.50,M3 x 0.60,M4 x 0.70,M4 x 0.75,M5 x 0.80, M5 x 0.90,M6 x 0.75,M6 x 1.00,M7 x .0.75,M7 x 1.00, M8 x 1.00,M8 x 1.25,M10 x 1.25,M10 x 1.50,M12 x 1.50,M12 x 1.75,NPT1/8"-27 

.Heat Treatm:HRC58-61.