Features : 1. Taps are designed with spiral flutes and the chip clearing process would be better. 2. Hole tapping chamfering in , easy to operate, hand drill, bench drill, hex chuck tapping machine available. 3. Processing: wood, plastic, aluminum, tin alloy, magnesium alloy, workpiece thickness less than 5mm. 4. There are totally 6 pieces of taps in different sizes from M3 to M10 that you can use for tapping different threads. Specification : Name:Hex Shank Titanium Plated Thread Metric Tap Material: HSS 4341 Color:Gold(as picture show) Tap Diameter: M3x0.5mm, M4x0.7mm, M5x0.8mm, M6x1.0mm, M8x1.25mm, M10x1.5mm Quantity:1pc Package Includes: 1/6pc Tap Drill Bit Note : 1. Manual measuring, please allow a little 1~2mm error, thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please allow a little color difference.