EZARC Step Drill Bit Set for metal, 1/8 to 7/8 inch range, three pieces.
EZARC M35 cobalt step drill bit for tough metals and thick sheets.
EZARC AlTiN-coated drill bit resists heat and wear during heavy use.
EZARC triple-flute, C-profile edge enables smoother guided cutting.
EZARC 1/4-inch hex shank allows quick bit changes.
EZARC compatible with metal, stainless steel, aluminum, and plastic.
EZARC compact case keeps all three bits organized.

EZARC

EZARC Step Drill Bit Set – M35 Cobalt, AlTiN Coated, 1/4-inch Hex Shank, 1/8-7/8-inch (3pcs) for Metal, Stainless Steel & Aluminum

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$83.78

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Why customers choose TaskHolt Tools

Overview

Meet the EZARC Step Drill Bit Set, engineered for stable, confident drilling across metal, stainless steel, aluminum, and beyond. This compact 3-piece kit covers a practical range from shallow to deeper holes, helping you complete projects without swapping bits mid-task. The result is a tactile drilling experience with predictable progress and clean hole edges.

Why this set stands out

  • C-Profile triple-flute design stabilizes the bit and reduces wandering, delivering smoother entry and faster cutting.
  • M35 cobalt HSS material provides toughness and bend strength for demanding materials you may encounter in metalworking projects.
  • AlTiN coating offers excellent heat resistance and wear life, helping maintain sharpness under warm drilling conditions.
  • Compact case keeps the bits organized and ready for on-site jobs or workshop use.

Material compatibility and usage tips

  • Best-suited for metal sheets up to 1/8" (3 mm) and stainless steel up to 1 mm thick; apply cutting oil or coolant for extended work cycles.
  • Expect slower startup with larger cutting angles; plan drilling steps to minimize heat buildup and optimize results.

In real-world use, you might pre-drill guide holes in metal cabinetry, resize aluminum panels, or create stepped holes in enclosures. The three-bit range supports a progressive approach to thickness and material behavior, making the set a flexible addition to a shop or job site. While results depend on material, technique, and cooldown practices, many users report crisp holes with reduced burrs and a heat-tolerant edge that holds up through multiple passes.

Care and maintenance

  • Wipe clean after use to remove metal chips and dust.
  • Lightly oil before storage to resist corrosion and preserve the coating.

FAQ

Q: What sheet thickness can EZARC Step Drill Bits handle?

A: Metal up to 1/8 inch (3 mm) and stainless steel up to 1 mm; use cutting oil or coolant for longer cuts.

Q: How should I store and use the 3-piece set?

A: Store in the included case; apply cutting oil and start at lower speeds for larger angles.

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