WCE4 • Radiused • 4 Flute • Cylindrical Shank • Inch
WCE4 • Radiused • 4 Flute • Cylindrical Shank • Inch
WCE4 • Radiused • 4 Flute • Cylindrical Shank • Inch
WCE4 • Radiused • 4 Flute • Cylindrical Shank • Inch

WCE4 • Series W421 • Radiused • 4 Flute • Cylindrical Shank • Inch

WCE4 • Radiused • 4 Flute • Cylindrical Shank • Inch

Features and benefits

  • WU20PE Grade

  • Variable helix to reduce vibrations and increase overall stability

  • Asymmetrical pitch to cut harmonics and reduce vibrations

  • Eccentric relief to provide vibration dampening and increase tool life on Steel, Stainless Steel and Cast Iron materials

  • Core taper to increase tool stability and chip evacuation

Uses and application

  • Corner Style: Corner RadiusCorner Style: Corner Radius
  • Shank - Cylindrical  Plain ≤h6Shank - Cylindrical Plain ≤h6
  • Helix Angle: X°Helix Angle: X°
  • Helical MillingHelical Milling
  • Ramping: BlankRamping: Blank
  • Slotting: Square EndSlotting: Square End
  • Side Milling/Shoulder Milling: Square EndSide Milling/Shoulder Milling: Square End
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Workpiece Material
Workpiece Material
  • P Steel (10)
    • P0
      Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (10)
    • P1
      Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (10)
    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS (10)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS (10)
    • P4
      Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS (10)
    • P5
      Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS (10)
    • P6
      High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS (10)
  • M Stainless Steel (10)
    • M1
      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS (10)
    • M2
      High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS (10)
    • M3
      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS (10)
  • K Cast Iron (10)
    • K1
      Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS (10)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS (10)
    • K3
      High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS (10)
  • S High-Temp Alloys (10)
    • S1
      Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS (10)
    • S2
      Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS (10)
    • S3
      Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS (10)
    • S4
      Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS (10)
  • H Hardened Materials (10)
    • H1
      Hardened Materials 44-48 HRC (10)
    • H2
      Hardened Materials 48-55 HRC (10)
Applications
Applications
  • Pocket Helical Pocket Helical (10)
  • Pocket Milling Pocket Milling (10)
  • Ramping Ramping (10)
  • Shoulder Milling Shoulder Milling (10)
  • Shoulder Square End Shoulder Square End (10)
  • Slot Milling Slot Milling (10)
  • Slot Square End Slot Square End (10)
Cutting Diameter
Cutting Diameter
  • 0.25 in (3)
  • 0.313 in (3)
  • 0.375 in (4)
Cutting Diameter Min to Cutting Diameter Max
Cutting Diameter
Cutting Diameter
  • 6.351 mm (3)
  • 7.95 mm (3)
  • 9.525 mm (4)
Cutting Diameter Min to Cutting Diameter Max
Cutting Length
Cutting Length
  • 31.75 mm (6)
  • 38.1 mm (4)
Cutting Length Min to Cutting Length Max
Cutting Length
Cutting Length
  • 1.25 in (6)
  • 1.5 in (4)
Cutting Length Min to Cutting Length Max
Over All Length [L]
Over All Length [L]
  • 3.25 in (6)
  • 4.0 in (4)
Over All Length [L] Min to Over All Length [L] Max
Over All Length [L]
Over All Length [L]
  • 82.551 mm (6)
  • 101.601 mm (4)
Over All Length [L] Min to Over All Length [L] Max
Corner configuration
Corner Radius
Corner Radius
  • 0.015 in (3)
  • 0.03 in (3)
  • 0.06 in (3)
  • 0.09 in (1)
Corner Radius Min to Corner Radius Max
Corner Radius
Corner Radius
  • 0.375 mm (3)
  • 0.75 mm (3)
  • 1.526 mm (3)
  • 2.275 mm (1)
Corner Radius Min to Corner Radius Max
Back-End
Back-End Diameter
Back-End Diameter
  • 6.351 mm (3)
  • 7.95 mm (3)
  • 9.525 mm (4)
Back-End Diameter Min to Back-End Diameter Max
Back-End Diameter
Back-End Diameter
  • 0.25 in (3)
  • 0.313 in (3)
  • 0.375 in (4)
Back-End Diameter Min to Back-End Diameter Max
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SAP Material Number ISO Catalog Number ANSI Catalog Number Grade [D1] Effective Cutting Diameter [D1] Effective Cutting Diameter [L] Overall Length [L] Overall Length Adapter Style Machine Side [Z] Number of Flutes [D] Adapter / Shank / Bore Diameter [D] Adapter / Shank / Bore Diameter [AP1MAX] 1st Maximum Cutting Depth [AP1MAX] 1st Maximum Cutting Depth [Re] Corner Radius [Re] Corner Radius
6945942 W421E07023RAT W421E07023RAT WU20PE 6.35 .25 82.55 3.25 Straight-Cylindrical 4 6.35 .25 31.75 1.25 0.381 .015
    List price:
    $26.93 /each
    Your price:
    Qty
    6945943 W421E07023RET W421E07023RET WU20PE 6.35 .25 82.55 3.25 Straight-Cylindrical 4 6.35 .25 31.75 1.25 0.762 .03
      List price:
      $26.93 /each
      Your price:
      Qty
      6945944 W421E07023RGT W421E07023RGT WU20PE 6.35 .25 82.55 3.25 Straight-Cylindrical 4 6.35 .25 31.75 1.25 1.524 .06
        List price:
        $26.93 /each
        Your price:
        Qty
        6945949 W421E08024RAT W421E08024RAT WU20PE 7.938 .3125 82.55 3.25 Straight-Cylindrical 4 7.938 .3125 31.75 1.25 0.381 .015
          List price:
          $39.89 /each
          Your price:
          Qty
          6945950 W421E08024RET W421E08024RET WU20PE 7.938 .3125 82.55 3.25 Straight-Cylindrical 4 7.938 .3125 31.75 1.25 0.762 .03
            List price:
            $39.89 /each
            Your price:
            Qty
            6945951 W421E08024RGT W421E08024RGT WU20PE 7.938 .3125 82.55 3.25 Straight-Cylindrical 4 7.938 .3125 31.75 1.25 1.524 .06
              List price:
              $39.89 /each
              Your price:
              Qty
              6945952 W421E10025RAT W421E10025RAT WU20PE 9.525 .375 101.6 4 Straight-Cylindrical 4 9.525 .375 38.1 1.5 0.381 .015
                List price:
                $59.30 /each
                Your price:
                Qty
                6945953 W421E10025RET W421E10025RET WU20PE 9.525 .375 101.6 4 Straight-Cylindrical 4 9.525 .375 38.1 1.5 0.762 .03
                  List price:
                  $59.30 /each
                  Your price:
                  Qty
                  6945954 W421E10025RGT W421E10025RGT WU20PE 9.525 .375 101.6 4 Straight-Cylindrical 4 9.525 .375 38.1 1.5 1.524 .06
                    List price:
                    $59.30 /each
                    Your price:
                    Qty
                    6945955 W421E10025RJT W421E10025RJT WU20PE 9.525 .375 101.6 4 Straight-Cylindrical 4 9.525 .375 38.1 1.5 2.286 .09
                      List price:
                      $59.30 /each
                      Your price:
                      Qty
                      List price:
                      Discount: %
                      Your price:
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                      Replacement Product Please contact customer service for assistance
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