HSS Drill & Tap Bits (Set of 6)

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These drill bits are designed for drilling, tapping, countersinking, and deburring without using multiple drilling tools. Save your processing steps and time costs to improve drilling efficiency!

Made of high-speed steel with tapered tip and twist flutes, performing precise & smooth drilling without ‘walking’. 


  • Multi-functional Design
    Structured with 2 twist flutes to drill, tap, and countersink all in one step! Also can be used for deburring.

  • Self-centering Drilling
    Drill directly without pre-drilling (center drilling). Save processing steps and time costs, improving drilling efficiency.
  • Tapered Design
    Prevents thread damage caused by over-drilling. Wide spiral flutes carry the chips out of the hole for neat, smooth drilling.
  • Ultimate Hardness
    Made of high-speed steel (HSS4341) to ensure excellent rust-resistance, high durability & sharpness. Also performs faster cutting comparing with high-carbon steel.

  • Wide Usage
    Suitable for drilling, tapping & cutting on wood, plastic & soft metal like aluminium, iron plate etc.
  • Universal Size
    Apply standard 1/4” hex shank to fit most power drills. 


  • Material: High-speed Steel
  • Shank:1/4” Hex shank
  • Size as below:


  • 1 x HSS Drill & Tap Bit
  • 1 x M3x0.5mm Drill Bit
  • 1 x M4x0.7mm Drill Bit
  • 1 x M5x0.8mm Drill Bit
  • 1 x M6x1mm Drill Bit
  • 1 x M8x1.25mm Drill Bit
  • 1 x M10x1.5mm Drill Bit

Return & Warranty
  • 100% Secure payment with SSL Encryption.
  • If you're not 100% satisfied, let us know by email: evafo@evafo.com and we'll make it right.
Shipping Policies
  • Tip: Buying 2 products or more at the same time will save you quite a lot on shipping fees.
  • Processing time within 3 - 7 business days (Included: Production time and packaging time)
  • Estimated shipping time within 14 to 29 business days.
  • Total time = Processing time + Shipping time.