Extra length twist drills, series 3

web thinning ≥ Ø 3.000 • relieved cone • wide flutes • for extremely deep holes • in case of poor chip evacuation
  • Connection code machine side: straight shank
  • Cutting depth: ~25xD
  • Ø-Thinning: 3.000
  • Tolerance on Ø: h8
  • Internal cooling: without
  • Surface: nitrided lands
  • Cutting direction: right-hand
  • Type: FN
  • Point angle: 130
  • Tool material: HSS
SKU
81640
grey cast iron and steels up to 1000 N/mm² • Not recommended for: CrNi steels, stainless steels
Available in many variants
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