Usage Tips: Our M14 x 1.5mm tap and die set is made of high-speed steel, providing reliable quality. These tools are heat treated and tempered for enhanced strength and durability, delivering consistent performance for your threading tasks. UNIVERSAL APPLICATION: Designed to create or repair threads on a wide range of metals. This versatile kit performs well on materials including carbon steel, cast iron, aluminum, brass, copper, and stainless steel. It's an ideal tool for working with various metal types. PRECISE & EFFICIENT: This tap and die set features precision-engineered cutting teeth that are CNC machined and heat treated to a hardness of 60 HRC. This ensures accurate threading and superior fastener performance, making the process smoother and more efficient, saving time and effort. USER-FRIENDLY OPERATION: For best results, use a full turn forward and half turn back technique to reduce the risk of tap breakage. Apply appropriate lubricant during use to improve performance and extend tool life. Note: Product markings may vary between production batches; this does not affect functionality. Color: As shown Material: High-speed steel Package Contents: 1 x Tap and Die Set Note: The package includes only the items listed above. Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by up to +/- 1-3 cm.