Hex Drill Tap Bit Golden 6Pcs Countersink Bit HSS M3-M10 Metric Combination

• Made of high speed steel, high hardness, rustproof, solid and durable.
• Self-centering point, do not need assistant center drilling or center punching.
• Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
• Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.
• 6 pieces 1/4" (6.35mm) hex shank Tap Drill Bits

Features: Drill taps increase the efficiency of operation by allowing drilling and tapping in one operation. These HSS drill bits and taps are great tools to create screw thread to cut or shape the female part of the pair. They are used on a machine to drill the tap, such as For example, a lathe. Machine taps with these taps are faster and usually more accurate as human errors are eliminated. Specifications: Material: High Speed Steel Color: Gold Shank: 1/4" (6.35mm) hex shank Size: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5 DIY Supplies: Metalworking Surface Treatment: Titanium Coated Package included: 6 x Hex Shank Tap Drill Bits