Countersink Tap Drill, 1pcs/6pcs Ragdoll50 Drill Tap Countersink Deburr Set Metric Combination Drill Tap Bit Set M3 M4 M5 M6 M8 M10 HSS(1pcs,Steel color M8)

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About Countersink Tap Drill, 1pcs/6pcs Ragdoll50 Drill

Features:100% brand new and high quality.Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron and etc.Fast replacement composite cone, uses drill edged principle.Drilling and tapping in one, one-step processing, improve working efficiency.Self-centering point, do not need assistant center drilling or center punching.Hand hardness, rustproof, solid and durable.Specifications:Item type: hexagon handle compound tap drill bitsColor: silver, goldMetric : M3, M4, M5, M6, M8, M10Material: 4341 High-speed steel(HSS ); 6542 High-speed steel(HSS,plating titanium on the surface ) (optional)2 Types :4341 High-speed steel(HSS ) is suitable for soft metal, aluminum, iron plate6542 High-speed steel(HSS ) is more suitable for steel plateSize:M3: Total length: 55mm/2.17", Spiral length: 24mm/0.94", drill diameter: 2.5mm/0.10"M4: Total length: 54mm/2.13", Spiral length: 24mm/0.94", drill diameter: 3.3mm/0.13"M5: Total length: 58mm/2.28", Spiral length: 28mm/1.10", drill diameter: 4.2mm/0.17"M6: Total length: 58mm/2.28", Spiral length: 28mm/1.10", drill diameter: 5.0mm/0.20"M8: Total length: 59mm/2.32", Spiral length: 18mm0.71", drill diameter: 6.8mm/0.27"M10: Total length: 59mm/2.32", Spiral length: 20mm/0.79", drill diameter: 8.5mm/0.33"Package includes:1pcs/6pcs x hexagon handle compound tap drill bitNote:1. Due to the light and screen difference, the item's color may be slightly different from the pictures.2. Please allow 0.5-2 cm differences due to manual measurement.