15 Step Bit 4-32mm Cobalt Step Drill Bit

SIZE & FEATURES – M35 Cobalt Step Drill Bits

• Premium Cobalt Construction (M35 Grade):
  Made with 5% cobalt alloy for superior hardness, heat resistance, and long-lasting durability—ideal for heavy-duty use and drilling into tough metals like stainless steel.

• High Performance on Tough Materials:
  Easily cuts through:

  • Stainless steel

  • Aluminum

  • Copper

  • Plastic

  • Wood

  • Other hard surfaces

• Spiral Groove & Hex Shank Design:

  • Spiral flutes ensure smoother, faster, and more efficient drilling

  • Hexagonal shank provides a secure, slip-resistant grip in power tool chucks

• Double-Edged Cutter Tip:

  • Enables faster chip removal

  • Promotes efficient particle expulsion

  • Reduces risk of breakage

  • Perfect for deburring, chamfering, and precision hole cutting

• Up to 3× Faster Performance:
  Outperforms standard high-speed steel bits in speed and efficiency

• Versatile Use Cases:
  Ideal for:

  • Electrical installations

  • Automotive and home repairs

  • Industrial machine work

  • Marine equipment maintenance

  • General construction and fabrication tasks

• Strong, Straight Shank:
  Delivers precise alignment, reduced vibration, and improved drilling accuracy