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COVID-19: How WIDIA is responding
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      ER™ • Straight Shank
      ER™ • Straight Shank
      ER™ • Straight Shank
      ER™ • Straight Shank

      ER™ • Straight Shank • Inch

      ER™ • Straight Shank

      Metric
      Inch
      SAP Material Number 1021496
      ISO Catalog Number SS100ER20700
      ANSI Catalog Number SS100ER20700
      [CST] Catalog Collet Series ER20
      [D11] Lock Nut Diameter 34.0000
      [D11] Lock Nut Diameter 1.339
      [L] Overall Length 177.8000
      [L] Overall Length 7.000
      [LS] Shank Length 144.78
      [LS] Shank Length 5.7
      [L9] Clamping Length 33.0000
      [L9] Clamping Hole Length 1.300
      [V] Adjustment Range 56.0000
      [V] Adjustment Range 2.200
      Weight Pounds 1.07
      Counter Bore Collet Torque Nm 32.000
      Straight Collet Torque Nm 80
      Stop Screw ID Drive Size 4 mm & 5/32
      [D] Adapter / Shank / Bore Diameter 25.4
      [D] Adapter / Shank / Bore Diameter 1.0
      See all Product Variants

      Uses and application

      • Shank - Cylindrical  PlainShank - Cylindrical Plain
      • Shank - Cylindrical with SquareShank - Cylindrical with Square
      • Axial Adjustment - EndAxial Adjustment - End
      • Collet - ER DIN 6499Collet - ER DIN 6499
      • Drilling - Through CoolantDrilling - Through Coolant
      • 100042742100042742

      Features and benefits

      • Grip (2:1 advantage).

      Spare Parts for ER™ • Straight Shank • Inch

      Spare Part
        STOP SCREW
        STOP SCREW
        Spare Part
          WRENCH
          WRENCH
          Spare Part
            COOLANT STOP SCREW
            COOLANT STOP SCREW
            Spare Part
              ER20 Solid Lock Nut
              ER20 Solid Lock Nut
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