6Pcs HSS Tap Drill Bits Set, High Speed Steel Coated Hex Shank Thread Tap for M3 - M10, Drill and Tap Combo Tool with Internal Chip Removal for Steel Copper

Condition: 100% Brand NewItem Type: Drill TapMaterial: High Speed SteelColor: Silver+GoldTotal Tap Length: Approx. 68mm/2.7inM3 Parameters:Drill Bit Diameter: Approx. 2.5mm/0.098inPitch: 0.5Thread Tolerance Grade: H2Function: Internal Chip RemovalThread Diameter: Approx. 3mm/0.12inM4 Parameters:Drill Bit Diameter: Approx. 3.3mm/0.13inPitch: 0.7Thread Tolerance Grade: H2Function: Internal Chip RemovalThread Diameter: Approx. 4mm/0.16inM5 Parameters:Drill Bit Diameter: Approx. 4.2mm/0.17inPitch: 0.8Thread Tolerance Grade: H2Function: Internal Chip RemovalThread Diameter: Approx. 5mm/0.20inM6 Parameters:Drill Bit Diameter: Approx. 5mm/0.20inPitch: 1mmThread Tolerance Grade: H2Function: Internal Chip RemovalThread Diameter: Approx. 6mm/0.24inM8 Parameters:Drill Bit Diameter: Approx. 6.8mm/0.27inPitch: 1.25Thread Tolerance Grade: H2Function: Internal Chip RemovalThread Diameter: Approx. 8mm/0.31inM10 Parameters:Drill Bit Diameter: Approx. 8.5mm/0.33inPitch: 1.5Thread Tolerance Grade: H2Function: Internal Chip RemovalThread Diameter: Approx. 10mm/0.39inPackage List：1 x M3 Tap1 x M4 Tap1 x M5 Tap1 x M6 Tap1 x M8 Tap1 x M10 Tap

• All-in-One Drilling and Tapping: This HSS tap drill bits set combines drilling, tapping, and deburring into a single operation when used with a power drill (not included), significantly reducing time and effort for metalworking tasks on steel, copper, or aluminum.
• -Coated Durability: Each tap in this high speed steel set features a coating that enhances wear resistance, prevents rust, and extends tool life even under heavy use on tough materials like 2mm 304 stainless steel plates.
• Versatile Thread Sizes for Multiple Projects: The 6-piece HSS tap drill bits set includes M3, M4, M5, M6, M8, and M10 thread sizes, making it ideal for DIY enthusiasts, machinists, automotive repair, and general metal fabrication across various industries.
• Premium High-Speed Steel Construction: Made from 6542 high-speed steel, these hex shank thread taps deliver superior hardness and toughness, ensuring clean, precise internal threads without chipping or breaking during repeated use.
• Ergonomic Design with Internal Chip Removal: Each tap drill bit features an internal chip removal function and a standard hex shank for secure grip in drills or tap wrenches, while the total length of approx. 68mm provides ample reach and control during threading operations.