Sturdy MaterialThe taps and dies are constructed of durable alloy steel for long life to build new tools or repair damaged and worn threads. Alloy steel construction provides superior blade hardness and thread cutting performance. Simple OperationAll taps and dies are designed for hand tapping and can be easily set with a T-handle tap. Easy DistinctionAll taps and dies are clearly marked by size for easy and quick finding. Ideal for DIYIdeal for professional machinists and home improvement, existing cars and engine mounts, screws / bolts for removing and cutting raw materials Delivery quantity: 1 set (40 pieces) Product color: blue box Box size: 330 x 143 mm Weight: 0.99 kg Specification configuration 17 taps: M3X0.5, M3X0.6, M4X0.7, M4X0.75, M5X0.8, M5XO.9, M6X0.75, M6X1.0, M7X0.75, M71.0, M8X1.0, M81.25 , M10X1.25,M10X1.5M12X1.5,M12X1.75,1/8-27NP 17 dies: M3X0.5, M3X0.6, M4X0.7, M4X0.75, M5X0.8, M5X0.9, M6X0.75, M6X1.0, M7X0.75, M7X1.0, M8X1.0, M8X1.25 , M10X1.25,M10X1.5M12X1.5,M12X1.75,1/8-27NP 1 T-tap comparison needle: M3-M6 1 die set: 25MM 1 tap wrench: M3-M12 1 screwdriver, 1 tooth gauge, 1 plastic box Remarks: Due to factors such as display, shooting light, production batch, etc., there may be a little color difference in the actual object, which is a normal phenomenon!Welcome to meet