Drillpro 6Pcs M3-M10 M35 Cobalt Plating HSS Hex Shank Spiral Groove Drill Tap Bit Set Co-HSS Metal Threaded Hole Opener

Features M35 HSS has higher hardness and durability than HSS4341 Suitable for drilling tapping and cutting on wood aluminum and metals with a hardness of less than 65 Spiral groove structure High hardness anti rust strong and durable The advantages are opening tapping and chamfering Automatic centering no need for auxiliary center drilling or center punching One click drilling and tapping greatly saving processing steps and time costs Specification Produce NameTap Drill BitMaterialM35 HSSShank1 4 inch 6 35mm Hex ShankSizeM3x0 5 M4x0 7 M5x0 8 M6x1 M8x1 25 M10x1 5Weight0 82kgQuantity6 Pcs x Tap Drill BitSizeBit Diameter mm Shank Diameter mm Drill length mm Tooth length mm Total Length mm M3x0 53 06 355636M4x0 74 16 356839M5x0 85 06 357941M6x16 06 3581144M8x1 258 16 35101449M10x1 510 06 35101752Package Included 1 Pc xM3x0 5 Tap Drill Bit1 Pc xM4x0 7 Tap Drill Bit1 Pc xM5x0 8 Tap Drill Bit1 Pc xM6x1 Tap Drill Bit1 Pc xM8x1 25 Tap Drill Bit1 Pc xM10x1 5 Tap Drill BitMore Detail