Features Premium Construction: Crafted with high-grade materials, this 12-piece tap kit features taps made from solid, rust-proof metal that ensures exceptional durability and sustained performance. Ideal for both professional and DIY projects. Versatile Sizing: Equipped with 12 taps in 2 distinct standards, our comprehensive set supports a wide range of threading tasks, adapting seamlessly to various needs in your workshop or garage. Efficient Operation: Experience streamlined efficiency with our titanium-coated, combination drill tap bits that allow simultaneous drilling and tapping, drastically reducing the time and effort typically required for threading. Advanced Spiral Flutes: Optimal chip removal and reduced friction are at your fingertips with our specially designed spiral flutes, enhancing the drilling smoothness and precision set after set. User-Friendly Identification: Each tap in this kit features a hex shank and clearly marked specifications directly on the surface, simplifying selection and ensuring you always choose the right tool for the job. Drill tap bits increase efficiency of operation by allowing for drilling and tapping to be accomplished in a single pass. These HSS drill and tap bits are great tools used to create screw threads, to cut or form the female portion of the mating pair. They are used on a machine to do the tapping, such as a lathe. Features: 1.HIGH-QUALITY MATERIALS: High hardness, rustproof, solid and durable. 2.2 DIFFERENT STANDARDS: There are total 12pcs of taps in 2 different standards that you can use for tapping various threads. 3.CONVENIENCE: Drilling and tapping at the same time, save you time and effort. 4.SPIRAL FLUTES DESIGN: Taps are designed with spiral flutes and the chip clearing process would be better. 5.CONVENIENT TO CHOOSE: Their specifications are marked clearly on the surface. Specification: Material: High Speed Steel (Titanium Coated) Standard: Metric, Inch Color: Metric: Gold, Inch: Silver Hex Shank: 6.35mm(1/4") Metric Size: M3*0.5mm, M4*0.7mm, M5*0.8mm, M6*1mm, M8*1.25mm, M10*1.5mm Inch Size: 1/4-20NC,12-24NC,10-24NC,10-32NC,8-32NC,6-32NC Quantity: 12pcs Weight: Approx. 192g Package List: 12 x Thread Tap 1 x Red Case Please Notice: 1.Due to manual measurement, please allow 0-0.05 inch error and make sure you don't mind before ordering, thank you for your understanding. 2.There may be subtle chromatic aberrations between objects and images, and we guarantee that we have adjusted to the most realistic state. 3.If you have any product problems, please contact us in time, we will provide you with the best service and wish you a happy life. Package List