20Pcs/set
9pcs screw tap: M3x0.5,M4x0.7,M5x0.8,M6x1.0,M7x1.0,M8x1.25,,M10x1.5,M12x1.75,1/8-27
9pcs round die: M3x0.5,M4x0.7,M5x0.8,M6x1.0,M7x1.0,M8x1.25,,M10x1.5,M12x1.75,1/8-27
1pcs handle screw tap wrench: M3-M12
1pcs round die stock: M25
Wrench holder is made of Zn alloy