HUHAO Step Drill Bits – HSS Multiple-Step Spiral Drill Set M35 HSS

4-32mm
4-26mm

4-10mm

Ideal for progressive hole enlargement, the HUHAO Step Drill Bit is crafted from durable HSS and features a Ti-Cobalt coated spiral design. Available with 6 mm, 8 mm, and 10 mm straight shank options, it’s perfect for quick multi-diameter drilling in metal, plastic, and thin-sheet materials.

✅ Key Features:

• Type: Multiple-step spiral drill bit

• Material: HSS (High-Speed Steel)

• Coating: Titanium‑Cobalt for wear resistance

• Shank Sizes: Straight shaft, 6 mm, 8 mm, 10 mm

• Application: Metal, plastic, sheet materials, cabinetry

• Design: Progressive speeds and smooth chip evacuation

💡 Benefits:

• Efficient hole size transitions in one pass

• High wear resistance and long tool life

• Reduced tool changeover

• Compatible with standard hand drills and drill presses