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        Quick helix reamers / Ø 5.500 mm / H7 / DIN 212-2 / HSS-E / bright

        Order number
        72690 5.500
        EAN
        4031095220154
          main product photo
          Quick helix reamers / Ø 5.500 mm / Tolerance zone: H7 / DIN 212-2 / HSS-E / bright / Form: C / Cutting direction: right-hand /
          Execution: with tapered chamfer lead, appr. 1/6 of the cutting edge length • the special geometry of the tool requires an increase the reaming oversize of the hole by 50 to 100% • > Ø 3.75 mm with internal centres on both ends • the feed rate should be 50% higher than with all other reamers • for tensile strengths up to a max. 1000 N/mm²
          P M K N S H
          ISO code

          P Steel, high-alloyed steel
          M Stainless steel
          K Grey cast iron, spher, graphite/mall. cast iron
          N Aluminium and other non-ferrous metals
          S Special, super and titanium alloys
          H Hardened steel and chilled cast iron
          On the following programme pages you will find for every tool recommendations regarding suitability for the application groups and details of max. tensile strength and harness:
          optimal suitability
          limited suitability
          Details
          Connection code machine side
          straight shank
          Nominal Ø tolerance field
          H7
          Internal cooling
          without
          Norm
          DIN 212-2
          Surface
          bright
          Discount group
          105
          Type
          72690
          Cutting direction
          right-hand
          Material
          HSS-E
          Form
          C
          Hole type
          through hole
          Groove
          left fluted
          Helix angle
          45
          Spacing
          U
          Code no.
          5.500
          Weight
          0.020
          No of cutting edges
          3
          Total length
          93.000
          Groove length
          32.000
          Usable length
          57.000
          Neck Ø
          5.000
          Shank Ø
          5.600
          Nominal Ø mm
          5.500
          Cutting edge length
          26.000
          Smallest Ø
          5.500
          Statistical goods number
          82076030
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          Quick helix reamers / Catalog-No.: 72690
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