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HARVI II • UCDV • Unequal Flute Spacing
HARVI II • UCDV • Unequal Flute Spacing
HARVI II • UCDV • Unequal Flute Spacing
HARVI II • UCDV • Unequal Flute Spacing

DUO-λOCK® • HARVI II • UCDV • 5-Flute • Inch

HARVI II • UCDV • Unequal Flute Spacing

Features and benefits

  • Unequal flute spacing and variable helix configuration minimize chatter and harmonics for smoother machining.

  • Non-center cutting.

  • Ramping up to 3°.

  • Five-flute geometry able to slot up to 1 x D.

  • Single tool for both roughing and finishing, reducing setups.

  • Standard items listed. Additional styles and coatings made-to-order.

Uses and application

  • Ramping: 3°Ramping: 3°
  • Slotting: Square EndSlotting: Square End
  • Side Milling/Shoulder Milling: Square EndSide Milling/Shoulder Milling: Square End
  • Corner Style: Corner ChamferCorner Style: Corner Chamfer
  • Corner Style: Square EndCorner Style: Square End
  • Tool Dimensions: Flute Configuration: 5Tool Dimensions: Flute Configuration: 5
  • Helix Angle: 37°/39°Helix Angle: 37°/39°

Workpiece Materials

P
M
K
S
H
HARVI II • UCDV • Unequal Flute Spacing
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  • P Steel (12)
    • P0
      Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS
      (12)
    • P1
      Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS
      (12)
    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS
      (12)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS
      (12)
    • P4
      Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS
      (12)
    • P5
      Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS
      (12)
    • P6
      High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS
      (12)
  • M Stainless Steel (12)
    • M1
      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS
      (12)
    • M2
      High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS
      (12)
    • M3
      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS
      (12)
  • K Cast Iron (12)
    • K1
      Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS
      (12)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS
      (12)
    • K3
      High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS
      (12)
  • S High-Temp Alloys (12)
    • S1
      Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS
      (12)
    • S2
      Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS
      (12)
    • S3
      Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS
      (12)
    • S4
      Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS
      (12)
  • H Hardened Materials (12)
    • H1
      Hardened Materials 44-48 HRC
      (12)
    • H2
      Hardened Materials 48-55 HRC
      (12)
Applications
  • Chamfer Milling Chamfer Milling (12)
  • Concave Radius Milling Concave Radius Milling (12)
  • Countersinking Countersinking (12)
  • Drilling Drilling (12)
  • Face Milling Face Milling (12)
  • Flat Bottom Drilling Flat Bottom Drilling (12)
  • Pipe Thread Pipe Thread (12)
  • Pocket Pocket (12)
  • Pocket Helical Pocket Helical (12)
  • Pocket Milling Pocket Milling (12)
  • Pocket Plunge Milling Pocket Plunge Milling (12)
  • Profile Milling Profile Milling (12)
  • Ramping Ramping (12)
  • Shoulder Ball Nose Shoulder Ball Nose (12)
  • Shoulder Bottom Shoulder Shoulder Bottom Shoulder (12)
  • Shoulder Milling Shoulder Milling (12)
  • Shoulder Roughing Shoulder Roughing (12)
  • Shoulder Square End Shoulder Square End (12)
  • Slot Ball Nose Slot Ball Nose (12)
  • Slot Milling Slot Milling (12)
  • Slot Side Slot Side (12)
  • Slot Square End Slot Square End (12)
  • Slot T Slot T (12)
  • Thread Milling Thread Milling (12)
  • Threading Threading (12)
  • Trochoidal Milling Trochoidal Milling (12)
Cutting Diameter
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  • 1.875 (2)
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Cutting Length
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  • 19.05 (2)
  • 23.813 (2)
  • 28.575 (2)
  • 38.1 (2)
  • 47.625 (2)
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Reach
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Reach
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  • 1.126 (2)
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  • 1.689 (2)
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  • 2.8031 (2)
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Tool Cutting Edge Angle
  • 90.0 (12)
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cornerConfiguration
Corner Radius
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Corner Radius
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Corner Chamfer
  • 0.0 (6)
  • 0.02 (6)
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Corner Chamfer
  • 0.0 (6)
  • 0.508 (6)
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application
Grade Of Cutting Tool
  • KCPM15 (12)
frontEnd
Gage Length [L1]
  • 0.8425 (2)
  • 1.126 (2)
  • 1.4055 (2)
  • 1.689 (2)
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  • 35.7 (2)
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  • 57.2 (2)
  • 71.2 (2)
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  • 0.3593 (2)
  • 0.4803 (2)
  • 0.6053 (2)
  • 0.7303 (2)
  • 0.9606 (2)
  • 1.2106 (2)
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Back-End Diameter
  • 9.125 (2)
  • 12.2 (2)
  • 15.375 (2)
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  • 24.4 (2)
  • 30.75 (2)
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  • KCPM15 (12)
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  • DUO-LOCK End Mills (12)
Tool Unit
  • I (12)
Over All Length [L]
  • 33.9 (2)
  • 43.6 (2)
  • 55.7 (2)
  • 66.8 (2)
  • 88.6 (2)
  • 111.7 (2)
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Over All Length [L]
  • 1.3346 (2)
  • 1.7165 (2)
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  • 3.4882 (2)
  • 4.3976 (2)
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SAP Material Number ISO Catalog Number ANSI Catalog Number Grade Adapter Style Machine Side [D] Adapter / Shank / Bore Diameter [D] Adapter / Shank / Bore Diameter [L1] Gage Length [L1] Gage Length [CSMS] System Size Machine Side [WF] Width of Flat [WF] Width of Flat [BCH] Corner Chamfer Width [BCH] Corner Chamfer Width [D1] Effective Cutting Diameter [D1] Effective Cutting Diameter [AP1MAX] 1st Maximum Cutting Depth [AP1MAX] 1st Maximum Cutting Depth
6072178 UCDV0375Y5CU UCDV0375Y5CU KCPM15 DUO-LOCK 9.125 .3593 21.4000 .8425 DL10 8.0000 .3150     9.5250 .3750 14.2880 .5625
    6072205 UCDV0375Y5CV UCDV0375Y5CV KCPM15 DUO-LOCK 9.125 .3593 21.4000 .8425 DL10 8.0000 .3150 0.5080 .0200 9.5250 .3750 14.2880 .5625
      6072180 UCDV0500Y5CU UCDV0500Y5CU KCPM15 DUO-LOCK 12.2 .4803 28.6000 1.126 DL12 9.5000 .3740     12.7000 .5000 19.0500 .7500
        6072206 UCDV0500Y5CV UCDV0500Y5CV KCPM15 DUO-LOCK 12.2 .4803 28.6000 1.126 DL12 9.5000 .3740 0.5080 .0200 12.7000 .5000 19.0500 .7500
          6072201 UCDV0625Y5CU UCDV0625Y5CU KCPM15 DUO-LOCK 15.375 .6053 35.7000 1.405 DL16 13.0000 .5118     15.8750 .6250 23.8130 .9375
            6072207 UCDV0625Y5CV UCDV0625Y5CV KCPM15 DUO-LOCK 15.375 .6053 35.7000 1.405 DL16 13.0000 .5118 0.5080 .0200 15.8750 .6250 23.8130 .9375
              6072202 UCDV0750Y5CU UCDV0750Y5CU KCPM15 DUO-LOCK 18.55 .7303 42.9000 1.689 DL20 16.0000 .6299     19.0500 .7500 28.5750 1.125
                6072208 UCDV0750Y5CV UCDV0750Y5CV KCPM15 DUO-LOCK 18.55 .7303 42.9000 1.689 DL20 16.0000 .6299 0.5080 .0200 19.0500 .7500 28.5750 1.125
                  6072203 UCDV1000Y5CU UCDV1000Y5CU KCPM15 DUO-LOCK 24.4 .9606 57.2000 2.252 DL25 21.0000 .8268     25.4000 1.000 38.1000 1.500
                    6072209 UCDV1000Y5CV UCDV1000Y5CV KCPM15 DUO-LOCK 24.4 .9606 57.2000 2.252 DL25 21.0000 .8268 0.5080 .0200 25.4000 1.000 38.1000 1.500
                      6072204 UCDV1250Y5CU UCDV1250Y5CU KCPM15 DUO-LOCK 30.75 1.210 71.2000 2.803 DL32 28.0000 1.102     31.7500 1.250 47.6250 1.875
                        6072210 UCDV1250Y5CV UCDV1250Y5CV KCPM15 DUO-LOCK 30.75 1.210 71.2000 2.803 DL32 28.0000 1.102 0.5080 .0200 31.7500 1.250 47.6250 1.875
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                          Grades

                          • KCPM15

                            Coated carbide grade with thick PVD coating and optimised chemistry and process for increased wear resistance. Outstanding protection in milling stainless steel to mitigate crater, DOCN (depth-of-cut notching), and flank wear. Excellent performance up to 52 HRC.

                            P
                            M
                            K
                            S
                            H
                          End Mill Tolerances
                          D1tolerance e8
                          13/3223/32"-0,00126"/-0,00232"
                          23/321-3/16"-0,00157"/-0,00287"
                          1-3/16"-0,00197''/-0,00350''

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