6pcs Hss Hex Shank Combination Of Tap Drills Milling Set (gold)The product is shipped based on the color or size of the main image of the product page.Description:1. High quality and brand new.2. Suitable for drilling, tapping, soft metal cutting, aluminum plates, iron, etc.3. The rapid change compound can be used as an electric drill.4. One-step tapping can dramatically reduce treatment steps and time costs, and improve work efficiency.5. Automatic centering blade, centering without assistance6. High hardness, stainless steel, solid and durable.7. Indicators: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1,25, M10x1.58. Material: HSS mandrel: 6.3 mm hexagonal mandrel (1/4 inch)Size:m3x0.5: Total length: 55 mm, length of the coil: 24 mm, diameter of the hole: 2.5 mmM4x0.7: Total length: 54 mm, length of the coil: 24 mm, diameter of the hole: 3.3 mmM5x0.8: Total length: 58 mm, length of the coil: 28 mm, diameter of the hole: 4.2 mmM6x1: Total length: 58 mm, length of the coil: 28 mm, diameter of the hole: 5.0 mmM8x1.25: Total length: 59 mm, length of the coil: 18 mm, diameter of the hole: 6.8 mmM10x1.5: Total length: 59 mm, length of the coil: 20 mm, diameter of the hole: 8.5 mmSquare handle: 6.35 mmThe package includes:6 x hexagons hexagons