DeWalt DT4957-QZ (Metallbohrer Set EXTREME HSS Co 29-tlg. 脴 1-13 mm in Kunststoff Case)

October 13, 2023 Off By habakkukmaya_brfmnm

DeWalt DT4957-QZ (Metallbohrer Set EXTREME HSS Co 29-tlg. 脴 1-13 mm, in Kunststoff Case)


The DeWalt DT4957-QZ is a 29-piece cobalt drill bit set that is designed for extreme durability and performance. With a cobalt content of 8%, these drill bits maintain a sharper cutting edge and deliver a 4X longer life compared to DEWALT Black Oxide bits.

The optimized tip and flute geometry of these drill bits provide 2X the penetration speed, removing material faster and reducing heat build-up. Additionally, the stronger central core of the DT4957-QZ delivers 2X the resistance to breakage, ensuring long-lasting performance.


  • 1mm Drill Bit
  • 1.5mm Drill Bit
  • 2mm Drill Bit
  • 2.5mm Drill Bit
  • 3mm Drill Bit
  • 3.2mm Drill Bit
  • 3.3mm Drill Bit
  • 3.5mm Drill Bit
  • 4mm Drill Bit
  • 4.2mm Drill Bit
  • 4.5mm Drill Bit
  • 4.8mm Drill Bit
  • 5mm Drill Bit
  • 5.5mm Drill Bit
  • 6mm Drill Bit
  • 6.5mm Drill Bit
  • 7mm Drill Bit
  • 7.5mm Drill Bit
  • 8mm Drill Bit
  • 8.5mm Drill Bit
  • 9mm Drill Bit
  • 9.5mm Drill Bit
  • 10mm Drill Bit
  • 10.5mm Drill Bit
  • 11mm Drill Bit
  • 11.5mm Drill Bit
  • 12mm Drill Bit
  • 12.5mm Drill Bit
  • 13mm Drill Bit
  • Plastic Case


  • 8% cobalt content for a sharper cutting edge
  • 4X longer life compared to DEWALT Black Oxide bits
  • 2X the penetration speed for faster material removal
  • Reduces heat build-up
  • 2X the resistance to breakage
  • Durable plastic case for easy storage and transportation


  1. Are these drill bits suitable for metal drilling?
  2. Yes, the DeWalt DT4957-QZ drill bits are specifically designed for metal drilling.

  3. Can these drill bits be used with a cordless drill?
  4. Yes, these drill bits are compatible with both corded and cordless drills.

  5. What is the cobalt content of these drill bits?
  6. The DeWalt DT4957-QZ drill bits have a cobalt content of 8%.

  7. Do these drill bits come with a warranty?
  8. Yes, these drill bits come with a manufacturer’s warranty for added peace of mind.


The DeWalt DT4957-QZ is a high-quality cobalt drill bit set that offers exceptional durability and performance. With its 8% cobalt content, optimized tip and flute geometry, and stronger central core, these drill bits provide superior cutting performance and extended lifespan. Whether you are a professional or a DIY enthusiast, the DeWalt DT4957-QZ is a reliable choice for all your metal drilling needs.