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3PCS, SPIRAL STEP DRILL SET HSS TIN (4,4,6)

  • Designed for metal, steel metal sheets, plastics
  • Hole edges remain clean and burr-free
  • The drill does not slide on oval surfaces
  • Self-centring on rounded and slippery surfaces. Rapid heat dissipation when drilling in hard materials
  • Made from 4241 HSS , coated with titanium nitride
  • Roller shank
  • 77800 – 4, 6, 8, 10, 12
  • 77801- 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30
  • 77802- 6, 8, 13, 16, 19, 21, 23, 26, 29, 32, 35, 38

Index 77803
Quantity pcs in a set 3

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