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8 Pack Titanium Coated HSS Twist Drill Bits 3-10mm Hex Shank Serrated Cutting Drill Bit Serrated Side Cutting Drills Bit for Metal Wood Plastic Drilling and Cuttings

Quick facts

  • Brand: Zelphvt
  • Price: USD 8.98
  • Rating: 4.00 (28 reviews)

If you want a small, budget-friendly set that covers common small hole sizes, the Zelphvt 8 Pack Titanium Coated HSS Twist Drill Bits set provides eight metric diameters from 3mm up to 10mm. The bits are made from high-speed steel (HSS) with a titanium finish, designed to deliver a sharp cutting edge with wear resistance for repeat use.

The spiral flute geometry is designed to help evacuate chips for cleaner results, while the fully ground spiral flute helps reduce friction and heat buildup during drilling. A hex shank improves grip in your drill/driver, and the design is intended to help reduce starting deflection for more controlled hole starts.

This set is positioned as a versatile option for home repairs, crafts, and general-purpose work across materials like soft and hard woods, plastics, aluminum alloys, and thin sheets.

  • 8-piece set with sizes: 3mm, 4mm, 5mm, 6mm, 6.5mm, 7mm, 8mm, and 10mm
  • High-speed steel (HSS) construction with titanium finish for a sharp, wear-resistant cutting edge
  • Spiral flute twist design to support smooth chip evacuation and cleaner holes
  • Fully ground flute helps reduce friction and heat buildup during drilling
  • Hex shank for improved grip and steadier starts; suitable for wood, plastic, aluminum alloys, and thin sheets