Features Hard High Speed ​​Steel: Made of high quality high speed steel, it has high hardness, hard and rustproof, strong and durable Efficient, save time and labor: one-time machining, drilling, tapping, deburring and countersinking, one tool with multiple functions. Efficient, time-saving and labor-saving Prevent Damage: The rear cone protrudes beyond the tap to prevent over-tapping from damaging the thread 6 kinds of specifications: specifications include M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5, very versatile For Low Hardness Materials: Suitable for drilling low hardness materials such as wood, aluminum plate, plate, plastic, sheet iron, etc. Specification: Item Type: Drill Tap Bit Set Material: High Speed Steel Rooster Style: Spiral Flute Hex Handle Specifications: Diameter: Approx. 6.35mm/0.3inch Thread type: Coarse thread Specification: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5 Purpose: Hole processing tools Applicable Scenarios: Suitable for drilling and machining low hardness materials such as wood, aluminum plate, plate, plastic, sheet iron, etc. Package list: 6 x Drill Taps Package List 6 x Drill Tap Bit