Auniwaig 28.5mm Dia Reduced Shank Drill Bit, 155mm Length HSS-6542 Rolling Nitriding for Aluminum Plate Copper Wood Black 1pcs

★★★★★ 4.6 53 reviews

US$8.92
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US$8.92
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Free shipping Free 30-day returns

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Management number 229211211 Release Date 2026/05/31 List Price US$8.92 Model Number 229211211
Category
  • 【Parameter】- Material:HSS-6542;Hardened to:65-66Hrc;Cutting Diameter:28.5mm /1.12inch;Shank diameter:12.7mm/0.5inch;Total Length:155mm/6.10inch
  • 【Material】- High speed steel 6542 is designed to ensure sharp and fast execution in metal surface for clean results;28.5mm cutting diameter. Good for most general purpose applications, featuring a combination of hardness and toughness for wear resistance
  • 【Advantage】-Expanding the size range capacity of a portable drill chuck. Common flute and overall length for minimal adjustment during tool changes
  • 【Special Design】-Black oxide treatment adds lubricity. Small pockets on the surface of the tool that act to hold coolant near the cutting edge
  • 【Wide Applications】- Design for drilling in low and medium tensile strength materials, such aluminum, iron, copper, brass and metal

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